Home / 107,389.46-148,193.36-59,645.89

Finding the Fourth Proportional to 107,389.46, 148,193.36 and 59,645.89

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Solution

The fourth proportional to 107,389.46, 148,193.36 and 59,645.89 is: 82,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,389.46 : 148,193.36 = 59,645.89 : x
  2. Step 2: Convert to fraction form
    107,389.46/148,193.36 = 59,645.89/x
  3. Step 3: Cross multiply
    107,389.46x = 148,193.36 × 59,645.89
  4. Step 4: Simplify right side
    107,389.46x = 8,839,124,461.90
  5. Step 5: Solve for x
    x = 8,839,124,461.90/107,389.46
  6. Step 6: Final answer
    x = 82,309.05

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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.