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Finding the Fourth Proportional to 179,501.97, 247,715.62 and 98,928.34

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Solution

The fourth proportional to 179,501.97, 247,715.62 and 98,928.34 is: 136,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,501.97 : 247,715.62 = 98,928.34 : x
  2. Step 2: Convert to fraction form
    179,501.97/247,715.62 = 98,928.34/x
  3. Step 3: Cross multiply
    179,501.97x = 247,715.62 × 98,928.34
  4. Step 4: Simplify right side
    179,501.97x = 24,506,094,212.06
  5. Step 5: Solve for x
    x = 24,506,094,212.06/179,501.97
  6. Step 6: Final answer
    x = 136,522.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.