Home / 127,710.02-176,239.76-74,026.14

Finding the Fourth Proportional to 127,710.02, 176,239.76 and 74,026.14

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Solution

The fourth proportional to 127,710.02, 176,239.76 and 74,026.14 is: 102,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,710.02 : 176,239.76 = 74,026.14 : x
  2. Step 2: Convert to fraction form
    127,710.02/176,239.76 = 74,026.14/x
  3. Step 3: Cross multiply
    127,710.02x = 176,239.76 × 74,026.14
  4. Step 4: Simplify right side
    127,710.02x = 13,046,348,777.20
  5. Step 5: Solve for x
    x = 13,046,348,777.20/127,710.02
  6. Step 6: Final answer
    x = 102,156.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.