Home / 62,411.72-93,730.34-57,405.08

Finding the Fourth Proportional to 62,411.72, 93,730.34 and 57,405.08

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Solution

The fourth proportional to 62,411.72, 93,730.34 and 57,405.08 is: 86,211.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,411.72 : 93,730.34 = 57,405.08 : x
  2. Step 2: Convert to fraction form
    62,411.72/93,730.34 = 57,405.08/x
  3. Step 3: Cross multiply
    62,411.72x = 93,730.34 × 57,405.08
  4. Step 4: Simplify right side
    62,411.72x = 5,380,598,043.97
  5. Step 5: Solve for x
    x = 5,380,598,043.97/62,411.72
  6. Step 6: Final answer
    x = 86,211.34

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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.