Home / 147,569.13-221,299.47-52,773.66

Finding the Fourth Proportional to 147,569.13, 221,299.47 and 52,773.66

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Solution

The fourth proportional to 147,569.13, 221,299.47 and 52,773.66 is: 79,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,569.13 : 221,299.47 = 52,773.66 : x
  2. Step 2: Convert to fraction form
    147,569.13/221,299.47 = 52,773.66/x
  3. Step 3: Cross multiply
    147,569.13x = 221,299.47 × 52,773.66
  4. Step 4: Simplify right side
    147,569.13x = 11,678,782,987.96
  5. Step 5: Solve for x
    x = 11,678,782,987.96/147,569.13
  6. Step 6: Final answer
    x = 79,141.10

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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.