Home / 83,070.35-124,579.38-26,897.48

Finding the Fourth Proportional to 83,070.35, 124,579.38 and 26,897.48

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Solution

The fourth proportional to 83,070.35, 124,579.38 and 26,897.48 is: 40,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,070.35 : 124,579.38 = 26,897.48 : x
  2. Step 2: Convert to fraction form
    83,070.35/124,579.38 = 26,897.48/x
  3. Step 3: Cross multiply
    83,070.35x = 124,579.38 × 26,897.48
  4. Step 4: Simplify right side
    83,070.35x = 3,350,871,388.82
  5. Step 5: Solve for x
    x = 3,350,871,388.82/83,070.35
  6. Step 6: Final answer
    x = 40,337.76

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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.