Home / 64,425.06-88,885.62-36,125.28

Finding the Fourth Proportional to 64,425.06, 88,885.62 and 36,125.28

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Solution

The fourth proportional to 64,425.06, 88,885.62 and 36,125.28 is: 49,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.06 : 88,885.62 = 36,125.28 : x
  2. Step 2: Convert to fraction form
    64,425.06/88,885.62 = 36,125.28/x
  3. Step 3: Cross multiply
    64,425.06x = 88,885.62 × 36,125.28
  4. Step 4: Simplify right side
    64,425.06x = 3,211,017,910.47
  5. Step 5: Solve for x
    x = 3,211,017,910.47/64,425.06
  6. Step 6: Final answer
    x = 49,841.13

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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.