Home / 121,532,606.24-167,716,117.23-71,975,798.60

Finding the Fourth Proportional to 121,532,606.24, 167,716,117.23 and 71,975,798.60

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Solution

The fourth proportional to 121,532,606.24, 167,716,117.23 and 71,975,798.60 is: 99,327,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,532,606.24 : 167,716,117.23 = 71,975,798.60 : x
  2. Step 2: Convert to fraction form
    121,532,606.24/167,716,117.23 = 71,975,798.60/x
  3. Step 3: Cross multiply
    121,532,606.24x = 167,716,117.23 × 71,975,798.60
  4. Step 4: Simplify right side
    121,532,606.24x = 12,071,501,475,720,468
  5. Step 5: Solve for x
    x = 12,071,501,475,720,468/121,532,606.24
  6. Step 6: Final answer
    x = 99,327,265.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.