Home / 148,420.91-222,631.35-65,314.91

Finding the Fourth Proportional to 148,420.91, 222,631.35 and 65,314.91

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Solution

The fourth proportional to 148,420.91, 222,631.35 and 65,314.91 is: 97,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,420.91 : 222,631.35 = 65,314.91 : x
  2. Step 2: Convert to fraction form
    148,420.91/222,631.35 = 65,314.91/x
  3. Step 3: Cross multiply
    148,420.91x = 222,631.35 × 65,314.91
  4. Step 4: Simplify right side
    148,420.91x = 14,541,146,015.17
  5. Step 5: Solve for x
    x = 14,541,146,015.17/148,420.91
  6. Step 6: Final answer
    x = 97,972.36

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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.