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Finding the Fourth Proportional to 134,177.80, 201,036.30 and 70,904.20

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Solution

The fourth proportional to 134,177.80, 201,036.30 and 70,904.20 is: 106,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,177.80 : 201,036.30 = 70,904.20 : x
  2. Step 2: Convert to fraction form
    134,177.80/201,036.30 = 70,904.20/x
  3. Step 3: Cross multiply
    134,177.80x = 201,036.30 × 70,904.20
  4. Step 4: Simplify right side
    134,177.80x = 14,254,318,022.46
  5. Step 5: Solve for x
    x = 14,254,318,022.46/134,177.80
  6. Step 6: Final answer
    x = 106,234.55

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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.