Home / 64,587.13-89,132.88-36,292.75

Finding the Fourth Proportional to 64,587.13, 89,132.88 and 36,292.75

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Solution

The fourth proportional to 64,587.13, 89,132.88 and 36,292.75 is: 50,085.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,587.13 : 89,132.88 = 36,292.75 : x
  2. Step 2: Convert to fraction form
    64,587.13/89,132.88 = 36,292.75/x
  3. Step 3: Cross multiply
    64,587.13x = 89,132.88 × 36,292.75
  4. Step 4: Simplify right side
    64,587.13x = 3,234,877,330.62
  5. Step 5: Solve for x
    x = 3,234,877,330.62/64,587.13
  6. Step 6: Final answer
    x = 50,085.48

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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.