Home / 342,876.23-514,316.05-140,582.83

Finding the Fourth Proportional to 342,876.23, 514,316.05 and 140,582.83

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Solution

The fourth proportional to 342,876.23, 514,316.05 and 140,582.83 is: 210,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,876.23 : 514,316.05 = 140,582.83 : x
  2. Step 2: Convert to fraction form
    342,876.23/514,316.05 = 140,582.83/x
  3. Step 3: Cross multiply
    342,876.23x = 514,316.05 × 140,582.83
  4. Step 4: Simplify right side
    342,876.23x = 72,304,005,941.30
  5. Step 5: Solve for x
    x = 72,304,005,941.30/342,876.23
  6. Step 6: Final answer
    x = 210,874.95

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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.