Home / 148,219.66-204,404.95-137,210.84

Finding the Fourth Proportional to 148,219.66, 204,404.95 and 137,210.84

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Solution

The fourth proportional to 148,219.66, 204,404.95 and 137,210.84 is: 189,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,219.66 : 204,404.95 = 137,210.84 : x
  2. Step 2: Convert to fraction form
    148,219.66/204,404.95 = 137,210.84/x
  3. Step 3: Cross multiply
    148,219.66x = 204,404.95 × 137,210.84
  4. Step 4: Simplify right side
    148,219.66x = 28,046,574,889.66
  5. Step 5: Solve for x
    x = 28,046,574,889.66/148,219.66
  6. Step 6: Final answer
    x = 189,223.04

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1.5x scale

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.