Home / 118,228.13-177,337.23-55,026.53

Finding the Fourth Proportional to 118,228.13, 177,337.23 and 55,026.53

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Solution

The fourth proportional to 118,228.13, 177,337.23 and 55,026.53 is: 82,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,228.13 : 177,337.23 = 55,026.53 : x
  2. Step 2: Convert to fraction form
    118,228.13/177,337.23 = 55,026.53/x
  3. Step 3: Cross multiply
    118,228.13x = 177,337.23 × 55,026.53
  4. Step 4: Simplify right side
    118,228.13x = 9,758,252,406.71
  5. Step 5: Solve for x
    x = 9,758,252,406.71/118,228.13
  6. Step 6: Final answer
    x = 82,537.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.