Home / 112,703.13-155,530.26-62,402.13

Finding the Fourth Proportional to 112,703.13, 155,530.26 and 62,402.13

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Solution

The fourth proportional to 112,703.13, 155,530.26 and 62,402.13 is: 86,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,703.13 : 155,530.26 = 62,402.13 : x
  2. Step 2: Convert to fraction form
    112,703.13/155,530.26 = 62,402.13/x
  3. Step 3: Cross multiply
    112,703.13x = 155,530.26 × 62,402.13
  4. Step 4: Simplify right side
    112,703.13x = 9,705,419,503.45
  5. Step 5: Solve for x
    x = 9,705,419,503.45/112,703.13
  6. Step 6: Final answer
    x = 86,114.91

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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.