Home / 169,325.48-254,002.02-85,042.28

Finding the Fourth Proportional to 169,325.48, 254,002.02 and 85,042.28

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Solution

The fourth proportional to 169,325.48, 254,002.02 and 85,042.28 is: 127,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,325.48 : 254,002.02 = 85,042.28 : x
  2. Step 2: Convert to fraction form
    169,325.48/254,002.02 = 85,042.28/x
  3. Step 3: Cross multiply
    169,325.48x = 254,002.02 × 85,042.28
  4. Step 4: Simplify right side
    169,325.48x = 21,600,909,635.40
  5. Step 5: Solve for x
    x = 21,600,909,635.40/169,325.48
  6. Step 6: Final answer
    x = 127,570.35

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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.