Home / 42,084.65-58,153.80-40,034.54

Finding the Fourth Proportional to 42,084.65, 58,153.80 and 40,034.54

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Solution

The fourth proportional to 42,084.65, 58,153.80 and 40,034.54 is: 55,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,084.65 : 58,153.80 = 40,034.54 : x
  2. Step 2: Convert to fraction form
    42,084.65/58,153.80 = 40,034.54/x
  3. Step 3: Cross multiply
    42,084.65x = 58,153.80 × 40,034.54
  4. Step 4: Simplify right side
    42,084.65x = 2,328,160,341.48
  5. Step 5: Solve for x
    x = 2,328,160,341.48/42,084.65
  6. Step 6: Final answer
    x = 55,320.90

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1.5x scale

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.