Home / 163,032.05-224,981.38-91,411.85

Finding the Fourth Proportional to 163,032.05, 224,981.38 and 91,411.85

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Solution

The fourth proportional to 163,032.05, 224,981.38 and 91,411.85 is: 126,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,032.05 : 224,981.38 = 91,411.85 : x
  2. Step 2: Convert to fraction form
    163,032.05/224,981.38 = 91,411.85/x
  3. Step 3: Cross multiply
    163,032.05x = 224,981.38 × 91,411.85
  4. Step 4: Simplify right side
    163,032.05x = 20,565,964,838.07
  5. Step 5: Solve for x
    x = 20,565,964,838.07/163,032.05
  6. Step 6: Final answer
    x = 126,146.76

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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.