Home / 75,002.20-112,373.70-63,338.20

Finding the Fourth Proportional to 75,002.20, 112,373.70 and 63,338.20

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Solution

The fourth proportional to 75,002.20, 112,373.70 and 63,338.20 is: 94,897.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002.20 : 112,373.70 = 63,338.20 : x
  2. Step 2: Convert to fraction form
    75,002.20/112,373.70 = 63,338.20/x
  3. Step 3: Cross multiply
    75,002.20x = 112,373.70 × 63,338.20
  4. Step 4: Simplify right side
    75,002.20x = 7,117,547,885.34
  5. Step 5: Solve for x
    x = 7,117,547,885.34/75,002.20
  6. Step 6: Final answer
    x = 94,897.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.