Home / 67,416.08-93,052.69-39,130.88

Finding the Fourth Proportional to 67,416.08, 93,052.69 and 39,130.88

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Solution

The fourth proportional to 67,416.08, 93,052.69 and 39,130.88 is: 54,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,416.08 : 93,052.69 = 39,130.88 : x
  2. Step 2: Convert to fraction form
    67,416.08/93,052.69 = 39,130.88/x
  3. Step 3: Cross multiply
    67,416.08x = 93,052.69 × 39,130.88
  4. Step 4: Simplify right side
    67,416.08x = 3,641,233,082.98
  5. Step 5: Solve for x
    x = 3,641,233,082.98/67,416.08
  6. Step 6: Final answer
    x = 54,011.35

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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.