Home / 70,088.08-96,720.15-38,257.20

Finding the Fourth Proportional to 70,088.08, 96,720.15 and 38,257.20

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Solution

The fourth proportional to 70,088.08, 96,720.15 and 38,257.20 is: 52,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,088.08 : 96,720.15 = 38,257.20 : x
  2. Step 2: Convert to fraction form
    70,088.08/96,720.15 = 38,257.20/x
  3. Step 3: Cross multiply
    70,088.08x = 96,720.15 × 38,257.20
  4. Step 4: Simplify right side
    70,088.08x = 3,700,242,122.58
  5. Step 5: Solve for x
    x = 3,700,242,122.58/70,088.08
  6. Step 6: Final answer
    x = 52,794.17

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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.