Home / 162,815.47-224,685.34-99,153.27

Finding the Fourth Proportional to 162,815.47, 224,685.34 and 99,153.27

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Solution

The fourth proportional to 162,815.47, 224,685.34 and 99,153.27 is: 136,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,815.47 : 224,685.34 = 99,153.27 : x
  2. Step 2: Convert to fraction form
    162,815.47/224,685.34 = 99,153.27/x
  3. Step 3: Cross multiply
    162,815.47x = 224,685.34 × 99,153.27
  4. Step 4: Simplify right side
    162,815.47x = 22,278,286,182.06
  5. Step 5: Solve for x
    x = 22,278,286,182.06/162,815.47
  6. Step 6: Final answer
    x = 136,831.51

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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.