Home / 94,721.62-130,715.20-52,280.14

Finding the Fourth Proportional to 94,721.62, 130,715.20 and 52,280.14

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Solution

The fourth proportional to 94,721.62, 130,715.20 and 52,280.14 is: 72,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.62 : 130,715.20 = 52,280.14 : x
  2. Step 2: Convert to fraction form
    94,721.62/130,715.20 = 52,280.14/x
  3. Step 3: Cross multiply
    94,721.62x = 130,715.20 × 52,280.14
  4. Step 4: Simplify right side
    94,721.62x = 6,833,808,956.13
  5. Step 5: Solve for x
    x = 6,833,808,956.13/94,721.62
  6. Step 6: Final answer
    x = 72,146.24

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1.5x scale

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.