Home / 223,023.07-307,772.26-132,397.20

Finding the Fourth Proportional to 223,023.07, 307,772.26 and 132,397.20

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Solution

The fourth proportional to 223,023.07, 307,772.26 and 132,397.20 is: 182,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,023.07 : 307,772.26 = 132,397.20 : x
  2. Step 2: Convert to fraction form
    223,023.07/307,772.26 = 132,397.20/x
  3. Step 3: Cross multiply
    223,023.07x = 307,772.26 × 132,397.20
  4. Step 4: Simplify right side
    223,023.07x = 40,748,185,461.67
  5. Step 5: Solve for x
    x = 40,748,185,461.67/223,023.07
  6. Step 6: Final answer
    x = 182,708.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.