Home / 102,315.75-141,197.24-59,298.45

Finding the Fourth Proportional to 102,315.75, 141,197.24 and 59,298.45

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Solution

The fourth proportional to 102,315.75, 141,197.24 and 59,298.45 is: 81,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,315.75 : 141,197.24 = 59,298.45 : x
  2. Step 2: Convert to fraction form
    102,315.75/141,197.24 = 59,298.45/x
  3. Step 3: Cross multiply
    102,315.75x = 141,197.24 × 59,298.45
  4. Step 4: Simplify right side
    102,315.75x = 8,372,777,179.79
  5. Step 5: Solve for x
    x = 8,372,777,179.79/102,315.75
  6. Step 6: Final answer
    x = 81,832.73

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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.