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Finding the Fourth Proportional to 170,041.93, 234,659.83 and 97,443.38

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Solution

The fourth proportional to 170,041.93, 234,659.83 and 97,443.38 is: 134,472.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,041.93 : 234,659.83 = 97,443.38 : x
  2. Step 2: Convert to fraction form
    170,041.93/234,659.83 = 97,443.38/x
  3. Step 3: Cross multiply
    170,041.93x = 234,659.83 × 97,443.38
  4. Step 4: Simplify right side
    170,041.93x = 22,866,046,985.43
  5. Step 5: Solve for x
    x = 22,866,046,985.43/170,041.93
  6. Step 6: Final answer
    x = 134,472.99

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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.