Home / 78,886.04-118,299.87-22,707.18

Finding the Fourth Proportional to 78,886.04, 118,299.87 and 22,707.18

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Solution

The fourth proportional to 78,886.04, 118,299.87 and 22,707.18 is: 34,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,886.04 : 118,299.87 = 22,707.18 : x
  2. Step 2: Convert to fraction form
    78,886.04/118,299.87 = 22,707.18/x
  3. Step 3: Cross multiply
    78,886.04x = 118,299.87 × 22,707.18
  4. Step 4: Simplify right side
    78,886.04x = 2,686,256,442.07
  5. Step 5: Solve for x
    x = 2,686,256,442.07/78,886.04
  6. Step 6: Final answer
    x = 34,052.37

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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.