Home / 147,283.92-220,921.46-40,674.36

Finding the Fourth Proportional to 147,283.92, 220,921.46 and 40,674.36

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Solution

The fourth proportional to 147,283.92, 220,921.46 and 40,674.36 is: 61,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,283.92 : 220,921.46 = 40,674.36 : x
  2. Step 2: Convert to fraction form
    147,283.92/220,921.46 = 40,674.36/x
  3. Step 3: Cross multiply
    147,283.92x = 220,921.46 × 40,674.36
  4. Step 4: Simplify right side
    147,283.92x = 8,985,838,995.77
  5. Step 5: Solve for x
    x = 8,985,838,995.77/147,283.92
  6. Step 6: Final answer
    x = 61,010.32

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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.