Home / 125,219.74-187,851.48-55,097.23

Finding the Fourth Proportional to 125,219.74, 187,851.48 and 55,097.23

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Solution

The fourth proportional to 125,219.74, 187,851.48 and 55,097.23 is: 82,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,219.74 : 187,851.48 = 55,097.23 : x
  2. Step 2: Convert to fraction form
    125,219.74/187,851.48 = 55,097.23/x
  3. Step 3: Cross multiply
    125,219.74x = 187,851.48 × 55,097.23
  4. Step 4: Simplify right side
    125,219.74x = 10,350,096,199.40
  5. Step 5: Solve for x
    x = 10,350,096,199.40/125,219.74
  6. Step 6: Final answer
    x = 82,655.47

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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.