Home / 169,922.14-234,434.15-105,368.18

Finding the Fourth Proportional to 169,922.14, 234,434.15 and 105,368.18

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Solution

The fourth proportional to 169,922.14, 234,434.15 and 105,368.18 is: 145,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,922.14 : 234,434.15 = 105,368.18 : x
  2. Step 2: Convert to fraction form
    169,922.14/234,434.15 = 105,368.18/x
  3. Step 3: Cross multiply
    169,922.14x = 234,434.15 × 105,368.18
  4. Step 4: Simplify right side
    169,922.14x = 24,701,898,411.47
  5. Step 5: Solve for x
    x = 24,701,898,411.47/169,922.14
  6. Step 6: Final answer
    x = 145,371.87

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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.