Home / 92,403.36-127,549.40-54,677.52

Finding the Fourth Proportional to 92,403.36, 127,549.40 and 54,677.52

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Solution

The fourth proportional to 92,403.36, 127,549.40 and 54,677.52 is: 75,474.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,403.36 : 127,549.40 = 54,677.52 : x
  2. Step 2: Convert to fraction form
    92,403.36/127,549.40 = 54,677.52/x
  3. Step 3: Cross multiply
    92,403.36x = 127,549.40 × 54,677.52
  4. Step 4: Simplify right side
    92,403.36x = 6,974,084,869.49
  5. Step 5: Solve for x
    x = 6,974,084,869.49/92,403.36
  6. Step 6: Final answer
    x = 75,474.36

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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.