Home / 84,713.14-127,077.57-60,471.28

Finding the Fourth Proportional to 84,713.14, 127,077.57 and 60,471.28

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Solution

The fourth proportional to 84,713.14, 127,077.57 and 60,471.28 is: 90,712.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,713.14 : 127,077.57 = 60,471.28 : x
  2. Step 2: Convert to fraction form
    84,713.14/127,077.57 = 60,471.28/x
  3. Step 3: Cross multiply
    84,713.14x = 127,077.57 × 60,471.28
  4. Step 4: Simplify right side
    84,713.14x = 7,684,543,317.19
  5. Step 5: Solve for x
    x = 7,684,543,317.19/84,713.14
  6. Step 6: Final answer
    x = 90,712.53

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1.5x scale

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.