Home / 104,972.60-157,458.90-95,787.20

Finding the Fourth Proportional to 104,972.60, 157,458.90 and 95,787.20

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Solution

The fourth proportional to 104,972.60, 157,458.90 and 95,787.20 is: 143,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,972.60 : 157,458.90 = 95,787.20 : x
  2. Step 2: Convert to fraction form
    104,972.60/157,458.90 = 95,787.20/x
  3. Step 3: Cross multiply
    104,972.60x = 157,458.90 × 95,787.20
  4. Step 4: Simplify right side
    104,972.60x = 15,082,547,146.08
  5. Step 5: Solve for x
    x = 15,082,547,146.08/104,972.60
  6. Step 6: Final answer
    x = 143,680.80

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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.