Home / 88,726.90-133,090.35-57,234.10

Finding the Fourth Proportional to 88,726.90, 133,090.35 and 57,234.10

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Solution

The fourth proportional to 88,726.90, 133,090.35 and 57,234.10 is: 85,851.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,726.90 : 133,090.35 = 57,234.10 : x
  2. Step 2: Convert to fraction form
    88,726.90/133,090.35 = 57,234.10/x
  3. Step 3: Cross multiply
    88,726.90x = 133,090.35 × 57,234.10
  4. Step 4: Simplify right side
    88,726.90x = 7,617,306,400.94
  5. Step 5: Solve for x
    x = 7,617,306,400.94/88,726.90
  6. Step 6: Final answer
    x = 85,851.15

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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.