Home / 127,287.06-175,651.23-70,702.02

Finding the Fourth Proportional to 127,287.06, 175,651.23 and 70,702.02

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Solution

The fourth proportional to 127,287.06, 175,651.23 and 70,702.02 is: 97,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,287.06 : 175,651.23 = 70,702.02 : x
  2. Step 2: Convert to fraction form
    127,287.06/175,651.23 = 70,702.02/x
  3. Step 3: Cross multiply
    127,287.06x = 175,651.23 × 70,702.02
  4. Step 4: Simplify right side
    127,287.06x = 12,418,896,776.48
  5. Step 5: Solve for x
    x = 12,418,896,776.48/127,287.06
  6. Step 6: Final answer
    x = 97,566.06

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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.