Home / 145,400.52-200,663.28-88,822.56

Finding the Fourth Proportional to 145,400.52, 200,663.28 and 88,822.56

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Solution

The fourth proportional to 145,400.52, 200,663.28 and 88,822.56 is: 122,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,400.52 : 200,663.28 = 88,822.56 : x
  2. Step 2: Convert to fraction form
    145,400.52/200,663.28 = 88,822.56/x
  3. Step 3: Cross multiply
    145,400.52x = 200,663.28 × 88,822.56
  4. Step 4: Simplify right side
    145,400.52x = 17,823,426,227.60
  5. Step 5: Solve for x
    x = 17,823,426,227.60/145,400.52
  6. Step 6: Final answer
    x = 122,581.59

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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.