Home / 99,258.53-148,946.38-39,292.88

Finding the Fourth Proportional to 99,258.53, 148,946.38 and 39,292.88

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Solution

The fourth proportional to 99,258.53, 148,946.38 and 39,292.88 is: 58,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,258.53 : 148,946.38 = 39,292.88 : x
  2. Step 2: Convert to fraction form
    99,258.53/148,946.38 = 39,292.88/x
  3. Step 3: Cross multiply
    99,258.53x = 148,946.38 × 39,292.88
  4. Step 4: Simplify right side
    99,258.53x = 5,852,531,392.81
  5. Step 5: Solve for x
    x = 5,852,531,392.81/99,258.53
  6. Step 6: Final answer
    x = 58,962.51

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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.