Home / 99,066.07-148,564.54-43,631.83

Finding the Fourth Proportional to 99,066.07, 148,564.54 and 43,631.83

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Solution

The fourth proportional to 99,066.07, 148,564.54 and 43,631.83 is: 65,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,066.07 : 148,564.54 = 43,631.83 : x
  2. Step 2: Convert to fraction form
    99,066.07/148,564.54 = 43,631.83/x
  3. Step 3: Cross multiply
    99,066.07x = 148,564.54 × 43,631.83
  4. Step 4: Simplify right side
    99,066.07x = 6,482,142,753.31
  5. Step 5: Solve for x
    x = 6,482,142,753.31/99,066.07
  6. Step 6: Final answer
    x = 65,432.52

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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.