Home / 223,266.12-308,053.98-126,472.20

Finding the Fourth Proportional to 223,266.12, 308,053.98 and 126,472.20

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Solution

The fourth proportional to 223,266.12, 308,053.98 and 126,472.20 is: 174,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,266.12 : 308,053.98 = 126,472.20 : x
  2. Step 2: Convert to fraction form
    223,266.12/308,053.98 = 126,472.20/x
  3. Step 3: Cross multiply
    223,266.12x = 308,053.98 × 126,472.20
  4. Step 4: Simplify right side
    223,266.12x = 38,960,264,569.36
  5. Step 5: Solve for x
    x = 38,960,264,569.36/223,266.12
  6. Step 6: Final answer
    x = 174,501.46

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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.