Home / 97,664.80-146,497.20-35,320.72

Finding the Fourth Proportional to 97,664.80, 146,497.20 and 35,320.72

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Solution

The fourth proportional to 97,664.80, 146,497.20 and 35,320.72 is: 52,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,664.80 : 146,497.20 = 35,320.72 : x
  2. Step 2: Convert to fraction form
    97,664.80/146,497.20 = 35,320.72/x
  3. Step 3: Cross multiply
    97,664.80x = 146,497.20 × 35,320.72
  4. Step 4: Simplify right side
    97,664.80x = 5,174,386,581.98
  5. Step 5: Solve for x
    x = 5,174,386,581.98/97,664.80
  6. Step 6: Final answer
    x = 52,981.08

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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.