Home / 73,943.70-102,060.44-42,131.35

Finding the Fourth Proportional to 73,943.70, 102,060.44 and 42,131.35

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Solution

The fourth proportional to 73,943.70, 102,060.44 and 42,131.35 is: 58,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,943.70 : 102,060.44 = 42,131.35 : x
  2. Step 2: Convert to fraction form
    73,943.70/102,060.44 = 42,131.35/x
  3. Step 3: Cross multiply
    73,943.70x = 102,060.44 × 42,131.35
  4. Step 4: Simplify right side
    73,943.70x = 4,299,944,118.79
  5. Step 5: Solve for x
    x = 4,299,944,118.79/73,943.70
  6. Step 6: Final answer
    x = 58,151.60

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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.