Home / 121,776.31-182,681.68-37,543.33

Finding the Fourth Proportional to 121,776.31, 182,681.68 and 37,543.33

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Solution

The fourth proportional to 121,776.31, 182,681.68 and 37,543.33 is: 56,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,776.31 : 182,681.68 = 37,543.33 : x
  2. Step 2: Convert to fraction form
    121,776.31/182,681.68 = 37,543.33/x
  3. Step 3: Cross multiply
    121,776.31x = 182,681.68 × 37,543.33
  4. Step 4: Simplify right side
    121,776.31x = 6,858,478,597.19
  5. Step 5: Solve for x
    x = 6,858,478,597.19/121,776.31
  6. Step 6: Final answer
    x = 56,320.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.