Home / 64,479.20-96,247.21-59,730.17

Finding the Fourth Proportional to 64,479.20, 96,247.21 and 59,730.17

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Solution

The fourth proportional to 64,479.20, 96,247.21 and 59,730.17 is: 89,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,479.20 : 96,247.21 = 59,730.17 : x
  2. Step 2: Convert to fraction form
    64,479.20/96,247.21 = 59,730.17/x
  3. Step 3: Cross multiply
    64,479.20x = 96,247.21 × 59,730.17
  4. Step 4: Simplify right side
    64,479.20x = 5,748,862,215.33
  5. Step 5: Solve for x
    x = 5,748,862,215.33/64,479.20
  6. Step 6: Final answer
    x = 89,158.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.