Home / 350,127.80-525,321.30-113,478.20

Finding the Fourth Proportional to 350,127.80, 525,321.30 and 113,478.20

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Solution

The fourth proportional to 350,127.80, 525,321.30 and 113,478.20 is: 170,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,127.80 : 525,321.30 = 113,478.20 : x
  2. Step 2: Convert to fraction form
    350,127.80/525,321.30 = 113,478.20/x
  3. Step 3: Cross multiply
    350,127.80x = 525,321.30 × 113,478.20
  4. Step 4: Simplify right side
    350,127.80x = 59,612,515,545.66
  5. Step 5: Solve for x
    x = 59,612,515,545.66/350,127.80
  6. Step 6: Final answer
    x = 170,259.30

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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.