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Finding the Fourth Proportional to 93,655.13, 140,482.83 and 38,251.13

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Solution

The fourth proportional to 93,655.13, 140,482.83 and 38,251.13 is: 57,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,655.13 : 140,482.83 = 38,251.13 : x
  2. Step 2: Convert to fraction form
    93,655.13/140,482.83 = 38,251.13/x
  3. Step 3: Cross multiply
    93,655.13x = 140,482.83 × 38,251.13
  4. Step 4: Simplify right side
    93,655.13x = 5,373,626,290.68
  5. Step 5: Solve for x
    x = 5,373,626,290.68/93,655.13
  6. Step 6: Final answer
    x = 57,376.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.