Home / 64,306.20-88,740.48-35,624.70

Finding the Fourth Proportional to 64,306.20, 88,740.48 and 35,624.70

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Solution

The fourth proportional to 64,306.20, 88,740.48 and 35,624.70 is: 49,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,306.20 : 88,740.48 = 35,624.70 : x
  2. Step 2: Convert to fraction form
    64,306.20/88,740.48 = 35,624.70/x
  3. Step 3: Cross multiply
    64,306.20x = 88,740.48 × 35,624.70
  4. Step 4: Simplify right side
    64,306.20x = 3,161,352,977.86
  5. Step 5: Solve for x
    x = 3,161,352,977.86/64,306.20
  6. Step 6: Final answer
    x = 49,160.94

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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.