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Finding the Fourth Proportional to 94,342.59, 130,191.71 and 70,251.32

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Solution

The fourth proportional to 94,342.59, 130,191.71 and 70,251.32 is: 96,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,342.59 : 130,191.71 = 70,251.32 : x
  2. Step 2: Convert to fraction form
    94,342.59/130,191.71 = 70,251.32/x
  3. Step 3: Cross multiply
    94,342.59x = 130,191.71 × 70,251.32
  4. Step 4: Simplify right side
    94,342.59x = 9,146,138,478.34
  5. Step 5: Solve for x
    x = 9,146,138,478.34/94,342.59
  6. Step 6: Final answer
    x = 96,946.02

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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.