Home / 125,047.20-187,595.10-36,303.60

Finding the Fourth Proportional to 125,047.20, 187,595.10 and 36,303.60

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Solution

The fourth proportional to 125,047.20, 187,595.10 and 36,303.60 is: 54,462.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,047.20 : 187,595.10 = 36,303.60 : x
  2. Step 2: Convert to fraction form
    125,047.20/187,595.10 = 36,303.60/x
  3. Step 3: Cross multiply
    125,047.20x = 187,595.10 × 36,303.60
  4. Step 4: Simplify right side
    125,047.20x = 6,810,377,472.36
  5. Step 5: Solve for x
    x = 6,810,377,472.36/125,047.20
  6. Step 6: Final answer
    x = 54,462.45

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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.