Home / 127,130.07-175,471.23-73,446.24

Finding the Fourth Proportional to 127,130.07, 175,471.23 and 73,446.24

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Solution

The fourth proportional to 127,130.07, 175,471.23 and 73,446.24 is: 101,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,130.07 : 175,471.23 = 73,446.24 : x
  2. Step 2: Convert to fraction form
    127,130.07/175,471.23 = 73,446.24/x
  3. Step 3: Cross multiply
    127,130.07x = 175,471.23 × 73,446.24
  4. Step 4: Simplify right side
    127,130.07x = 12,887,702,071.68
  5. Step 5: Solve for x
    x = 12,887,702,071.68/127,130.07
  6. Step 6: Final answer
    x = 101,374.14

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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.