Home / 98,717.04-148,088.49-51,972.48

Finding the Fourth Proportional to 98,717.04, 148,088.49 and 51,972.48

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Solution

The fourth proportional to 98,717.04, 148,088.49 and 51,972.48 is: 77,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,717.04 : 148,088.49 = 51,972.48 : x
  2. Step 2: Convert to fraction form
    98,717.04/148,088.49 = 51,972.48/x
  3. Step 3: Cross multiply
    98,717.04x = 148,088.49 × 51,972.48
  4. Step 4: Simplify right side
    98,717.04x = 7,696,526,084.76
  5. Step 5: Solve for x
    x = 7,696,526,084.76/98,717.04
  6. Step 6: Final answer
    x = 77,965.53

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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.