Home / 70,214.58-96,898.23-38,385.18

Finding the Fourth Proportional to 70,214.58, 96,898.23 and 38,385.18

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Solution

The fourth proportional to 70,214.58, 96,898.23 and 38,385.18 is: 52,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,214.58 : 96,898.23 = 38,385.18 : x
  2. Step 2: Convert to fraction form
    70,214.58/96,898.23 = 38,385.18/x
  3. Step 3: Cross multiply
    70,214.58x = 96,898.23 × 38,385.18
  4. Step 4: Simplify right side
    70,214.58x = 3,719,456,000.23
  5. Step 5: Solve for x
    x = 3,719,456,000.23/70,214.58
  6. Step 6: Final answer
    x = 52,972.70

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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.