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Finding the Fourth Proportional to 232,278.95, 348,376.90 and 147,788.13

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Solution

The fourth proportional to 232,278.95, 348,376.90 and 147,788.13 is: 221,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,278.95 : 348,376.90 = 147,788.13 : x
  2. Step 2: Convert to fraction form
    232,278.95/348,376.90 = 147,788.13/x
  3. Step 3: Cross multiply
    232,278.95x = 348,376.90 × 147,788.13
  4. Step 4: Simplify right side
    232,278.95x = 51,485,970,586.20
  5. Step 5: Solve for x
    x = 51,485,970,586.20/232,278.95
  6. Step 6: Final answer
    x = 221,655.77

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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.