Home / 91,715.20-137,585.04-36,298.24

Finding the Fourth Proportional to 91,715.20, 137,585.04 and 36,298.24

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Solution

The fourth proportional to 91,715.20, 137,585.04 and 36,298.24 is: 54,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,715.20 : 137,585.04 = 36,298.24 : x
  2. Step 2: Convert to fraction form
    91,715.20/137,585.04 = 36,298.24/x
  3. Step 3: Cross multiply
    91,715.20x = 137,585.04 × 36,298.24
  4. Step 4: Simplify right side
    91,715.20x = 4,994,094,802.33
  5. Step 5: Solve for x
    x = 4,994,094,802.33/91,715.20
  6. Step 6: Final answer
    x = 54,452.20

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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.