Home / 162,811.20-224,707.28-94,868.46

Finding the Fourth Proportional to 162,811.20, 224,707.28 and 94,868.46

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Solution

The fourth proportional to 162,811.20, 224,707.28 and 94,868.46 is: 130,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,811.20 : 224,707.28 = 94,868.46 : x
  2. Step 2: Convert to fraction form
    162,811.20/224,707.28 = 94,868.46/x
  3. Step 3: Cross multiply
    162,811.20x = 224,707.28 × 94,868.46
  4. Step 4: Simplify right side
    162,811.20x = 21,317,633,130.05
  5. Step 5: Solve for x
    x = 21,317,633,130.05/162,811.20
  6. Step 6: Final answer
    x = 130,934.68

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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.