Home / 97,486.24-146,287.62-89,554.72

Finding the Fourth Proportional to 97,486.24, 146,287.62 and 89,554.72

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Solution

The fourth proportional to 97,486.24, 146,287.62 and 89,554.72 is: 134,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,486.24 : 146,287.62 = 89,554.72 : x
  2. Step 2: Convert to fraction form
    97,486.24/146,287.62 = 89,554.72/x
  3. Step 3: Cross multiply
    97,486.24x = 146,287.62 × 89,554.72
  4. Step 4: Simplify right side
    97,486.24x = 13,100,746,848.57
  5. Step 5: Solve for x
    x = 13,100,746,848.57/97,486.24
  6. Step 6: Final answer
    x = 134,385.60

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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.