Home / 110,273.12-152,153.39-64,934.55

Finding the Fourth Proportional to 110,273.12, 152,153.39 and 64,934.55

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Solution

The fourth proportional to 110,273.12, 152,153.39 and 64,934.55 is: 89,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,273.12 : 152,153.39 = 64,934.55 : x
  2. Step 2: Convert to fraction form
    110,273.12/152,153.39 = 64,934.55/x
  3. Step 3: Cross multiply
    110,273.12x = 152,153.39 × 64,934.55
  4. Step 4: Simplify right side
    110,273.12x = 9,880,011,585.95
  5. Step 5: Solve for x
    x = 9,880,011,585.95/110,273.12
  6. Step 6: Final answer
    x = 89,595.83

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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.