Home / 91,888.02-137,536.65-47,454.12

Finding the Fourth Proportional to 91,888.02, 137,536.65 and 47,454.12

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Solution

The fourth proportional to 91,888.02, 137,536.65 and 47,454.12 is: 71,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,888.02 : 137,536.65 = 47,454.12 : x
  2. Step 2: Convert to fraction form
    91,888.02/137,536.65 = 47,454.12/x
  3. Step 3: Cross multiply
    91,888.02x = 137,536.65 × 47,454.12
  4. Step 4: Simplify right side
    91,888.02x = 6,526,680,693.50
  5. Step 5: Solve for x
    x = 6,526,680,693.50/91,888.02
  6. Step 6: Final answer
    x = 71,028.64

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1.5x scale

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.