Home / 176,539.27-243,564.90-100,052.36

Finding the Fourth Proportional to 176,539.27, 243,564.90 and 100,052.36

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Solution

The fourth proportional to 176,539.27, 243,564.90 and 100,052.36 is: 138,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,539.27 : 243,564.90 = 100,052.36 : x
  2. Step 2: Convert to fraction form
    176,539.27/243,564.90 = 100,052.36/x
  3. Step 3: Cross multiply
    176,539.27x = 243,564.90 × 100,052.36
  4. Step 4: Simplify right side
    176,539.27x = 24,369,243,058.16
  5. Step 5: Solve for x
    x = 24,369,243,058.16/176,539.27
  6. Step 6: Final answer
    x = 138,038.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.