Home / 88,054.00-121,423.16-75,349.22

Finding the Fourth Proportional to 88,054.00, 121,423.16 and 75,349.22

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Solution

The fourth proportional to 88,054.00, 121,423.16 and 75,349.22 is: 103,903.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,054.00 : 121,423.16 = 75,349.22 : x
  2. Step 2: Convert to fraction form
    88,054.00/121,423.16 = 75,349.22/x
  3. Step 3: Cross multiply
    88,054.00x = 121,423.16 × 75,349.22
  4. Step 4: Simplify right side
    88,054.00x = 9,149,140,019.19
  5. Step 5: Solve for x
    x = 9,149,140,019.19/88,054.00
  6. Step 6: Final answer
    x = 103,903.75

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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.