Home / 84,501.02-126,714.18-25,325.66

Finding the Fourth Proportional to 84,501.02, 126,714.18 and 25,325.66

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Solution

The fourth proportional to 84,501.02, 126,714.18 and 25,325.66 is: 37,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,501.02 : 126,714.18 = 25,325.66 : x
  2. Step 2: Convert to fraction form
    84,501.02/126,714.18 = 25,325.66/x
  3. Step 3: Cross multiply
    84,501.02x = 126,714.18 × 25,325.66
  4. Step 4: Simplify right side
    84,501.02x = 3,209,120,239.86
  5. Step 5: Solve for x
    x = 3,209,120,239.86/84,501.02
  6. Step 6: Final answer
    x = 37,977.30

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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.