Home / 93,864.15-129,531.77-50,842.65

Finding the Fourth Proportional to 93,864.15, 129,531.77 and 50,842.65

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Solution

The fourth proportional to 93,864.15, 129,531.77 and 50,842.65 is: 70,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,864.15 : 129,531.77 = 50,842.65 : x
  2. Step 2: Convert to fraction form
    93,864.15/129,531.77 = 50,842.65/x
  3. Step 3: Cross multiply
    93,864.15x = 129,531.77 × 50,842.65
  4. Step 4: Simplify right side
    93,864.15x = 6,585,738,191.78
  5. Step 5: Solve for x
    x = 6,585,738,191.78/93,864.15
  6. Step 6: Final answer
    x = 70,162.44

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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.