Home / 124,987.59-187,482.60-31,493.34

Finding the Fourth Proportional to 124,987.59, 187,482.60 and 31,493.34

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Solution

The fourth proportional to 124,987.59, 187,482.60 and 31,493.34 is: 47,240.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,987.59 : 187,482.60 = 31,493.34 : x
  2. Step 2: Convert to fraction form
    124,987.59/187,482.60 = 31,493.34/x
  3. Step 3: Cross multiply
    124,987.59x = 187,482.60 × 31,493.34
  4. Step 4: Simplify right side
    124,987.59x = 5,904,453,265.88
  5. Step 5: Solve for x
    x = 5,904,453,265.88/124,987.59
  6. Step 6: Final answer
    x = 47,240.32

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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.