Home / 249,999.32-375,037.92-81,480.54

Finding the Fourth Proportional to 249,999.32, 375,037.92 and 81,480.54

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Solution

The fourth proportional to 249,999.32, 375,037.92 and 81,480.54 is: 122,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,999.32 : 375,037.92 = 81,480.54 : x
  2. Step 2: Convert to fraction form
    249,999.32/375,037.92 = 81,480.54/x
  3. Step 3: Cross multiply
    249,999.32x = 375,037.92 × 81,480.54
  4. Step 4: Simplify right side
    249,999.32x = 30,558,292,242.08
  5. Step 5: Solve for x
    x = 30,558,292,242.08/249,999.32
  6. Step 6: Final answer
    x = 122,233.50

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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.