Home / 127,318.34-175,703.10-73,598.60

Finding the Fourth Proportional to 127,318.34, 175,703.10 and 73,598.60

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Solution

The fourth proportional to 127,318.34, 175,703.10 and 73,598.60 is: 101,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,318.34 : 175,703.10 = 73,598.60 : x
  2. Step 2: Convert to fraction form
    127,318.34/175,703.10 = 73,598.60/x
  3. Step 3: Cross multiply
    127,318.34x = 175,703.10 × 73,598.60
  4. Step 4: Simplify right side
    127,318.34x = 12,931,502,175.66
  5. Step 5: Solve for x
    x = 12,931,502,175.66/127,318.34
  6. Step 6: Final answer
    x = 101,568.26

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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.