Home / 66,341.35-99,238.65-60,502.06

Finding the Fourth Proportional to 66,341.35, 99,238.65 and 60,502.06

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Solution

The fourth proportional to 66,341.35, 99,238.65 and 60,502.06 is: 90,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,341.35 : 99,238.65 = 60,502.06 : x
  2. Step 2: Convert to fraction form
    66,341.35/99,238.65 = 60,502.06/x
  3. Step 3: Cross multiply
    66,341.35x = 99,238.65 × 60,502.06
  4. Step 4: Simplify right side
    66,341.35x = 6,004,142,756.62
  5. Step 5: Solve for x
    x = 6,004,142,756.62/66,341.35
  6. Step 6: Final answer
    x = 90,503.78

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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.