Home / 94,720.27-130,713.71-52,278.50

Finding the Fourth Proportional to 94,720.27, 130,713.71 and 52,278.50

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Solution

The fourth proportional to 94,720.27, 130,713.71 and 52,278.50 is: 72,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,720.27 : 130,713.71 = 52,278.50 : x
  2. Step 2: Convert to fraction form
    94,720.27/130,713.71 = 52,278.50/x
  3. Step 3: Cross multiply
    94,720.27x = 130,713.71 × 52,278.50
  4. Step 4: Simplify right side
    94,720.27x = 6,833,516,688.24
  5. Step 5: Solve for x
    x = 6,833,516,688.24/94,720.27
  6. Step 6: Final answer
    x = 72,144.19

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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.