Home / 232,688.90-348,947.16-82,889.40

Finding the Fourth Proportional to 232,688.90, 348,947.16 and 82,889.40

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Solution

The fourth proportional to 232,688.90, 348,947.16 and 82,889.40 is: 124,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,688.90 : 348,947.16 = 82,889.40 : x
  2. Step 2: Convert to fraction form
    232,688.90/348,947.16 = 82,889.40/x
  3. Step 3: Cross multiply
    232,688.90x = 348,947.16 × 82,889.40
  4. Step 4: Simplify right side
    232,688.90x = 28,924,020,724.10
  5. Step 5: Solve for x
    x = 28,924,020,724.10/232,688.90
  6. Step 6: Final answer
    x = 124,303.40

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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.