Home / 107,401.05-148,218.12-59,658.84

Finding the Fourth Proportional to 107,401.05, 148,218.12 and 59,658.84

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Solution

The fourth proportional to 107,401.05, 148,218.12 and 59,658.84 is: 82,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,401.05 : 148,218.12 = 59,658.84 : x
  2. Step 2: Convert to fraction form
    107,401.05/148,218.12 = 59,658.84/x
  3. Step 3: Cross multiply
    107,401.05x = 148,218.12 × 59,658.84
  4. Step 4: Simplify right side
    107,401.05x = 8,842,521,106.18
  5. Step 5: Solve for x
    x = 8,842,521,106.18/107,401.05
  6. Step 6: Final answer
    x = 82,331.79

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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.