Home / 91,818.30-137,727.45-62,075.10

Finding the Fourth Proportional to 91,818.30, 137,727.45 and 62,075.10

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Solution

The fourth proportional to 91,818.30, 137,727.45 and 62,075.10 is: 93,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,818.30 : 137,727.45 = 62,075.10 : x
  2. Step 2: Convert to fraction form
    91,818.30/137,727.45 = 62,075.10/x
  3. Step 3: Cross multiply
    91,818.30x = 137,727.45 × 62,075.10
  4. Step 4: Simplify right side
    91,818.30x = 8,549,445,231.50
  5. Step 5: Solve for x
    x = 8,549,445,231.50/91,818.30
  6. Step 6: Final answer
    x = 93,112.65

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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.