Home / 97,762.41-146,417.09-83,374.65

Finding the Fourth Proportional to 97,762.41, 146,417.09 and 83,374.65

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Solution

The fourth proportional to 97,762.41, 146,417.09 and 83,374.65 is: 124,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,762.41 : 146,417.09 = 83,374.65 : x
  2. Step 2: Convert to fraction form
    97,762.41/146,417.09 = 83,374.65/x
  3. Step 3: Cross multiply
    97,762.41x = 146,417.09 × 83,374.65
  4. Step 4: Simplify right side
    97,762.41x = 12,207,473,215.90
  5. Step 5: Solve for x
    x = 12,207,473,215.90/97,762.41
  6. Step 6: Final answer
    x = 124,868.78

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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.