Home / 147,798.19-221,702.01-57,837.34

Finding the Fourth Proportional to 147,798.19, 221,702.01 and 57,837.34

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Solution

The fourth proportional to 147,798.19, 221,702.01 and 57,837.34 is: 86,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,798.19 : 221,702.01 = 57,837.34 : x
  2. Step 2: Convert to fraction form
    147,798.19/221,702.01 = 57,837.34/x
  3. Step 3: Cross multiply
    147,798.19x = 221,702.01 × 57,837.34
  4. Step 4: Simplify right side
    147,798.19x = 12,822,654,531.05
  5. Step 5: Solve for x
    x = 12,822,654,531.05/147,798.19
  6. Step 6: Final answer
    x = 86,757.86

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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.