Home / 162,916.10-244,374.15-138,312.35

Finding the Fourth Proportional to 162,916.10, 244,374.15 and 138,312.35

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Solution

The fourth proportional to 162,916.10, 244,374.15 and 138,312.35 is: 207,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,916.10 : 244,374.15 = 138,312.35 : x
  2. Step 2: Convert to fraction form
    162,916.10/244,374.15 = 138,312.35/x
  3. Step 3: Cross multiply
    162,916.10x = 244,374.15 × 138,312.35
  4. Step 4: Simplify right side
    162,916.10x = 33,799,962,965.75
  5. Step 5: Solve for x
    x = 33,799,962,965.75/162,916.10
  6. Step 6: Final answer
    x = 207,468.53

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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.