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Finding the Fourth Proportional to 169,923.17, 234,500 and 93,448.08

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Solution

The fourth proportional to 169,923.17, 234,500 and 93,448.08 is: 128,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,923.17 : 234,500 = 93,448.08 : x
  2. Step 2: Convert to fraction form
    169,923.17/234,500 = 93,448.08/x
  3. Step 3: Cross multiply
    169,923.17x = 234,500 × 93,448.08
  4. Step 4: Simplify right side
    169,923.17x = 21,913,574,760
  5. Step 5: Solve for x
    x = 21,913,574,760/169,923.17
  6. Step 6: Final answer
    x = 128,961.66

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1.5x scale

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.