Home / 210,029.56-314,854.80-142,584.30

Finding the Fourth Proportional to 210,029.56, 314,854.80 and 142,584.30

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Solution

The fourth proportional to 210,029.56, 314,854.80 and 142,584.30 is: 213,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,029.56 : 314,854.80 = 142,584.30 : x
  2. Step 2: Convert to fraction form
    210,029.56/314,854.80 = 142,584.30/x
  3. Step 3: Cross multiply
    210,029.56x = 314,854.80 × 142,584.30
  4. Step 4: Simplify right side
    210,029.56x = 44,893,350,724.95
  5. Step 5: Solve for x
    x = 44,893,350,724.95/210,029.56
  6. Step 6: Final answer
    x = 213,747.78

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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.