Home / 238,746.89-358,044.23-78,793.02

Finding the Fourth Proportional to 238,746.89, 358,044.23 and 78,793.02

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Solution

The fourth proportional to 238,746.89, 358,044.23 and 78,793.02 is: 118,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,746.89 : 358,044.23 = 78,793.02 : x
  2. Step 2: Convert to fraction form
    238,746.89/358,044.23 = 78,793.02/x
  3. Step 3: Cross multiply
    238,746.89x = 358,044.23 × 78,793.02
  4. Step 4: Simplify right side
    238,746.89x = 28,211,386,372.26
  5. Step 5: Solve for x
    x = 28,211,386,372.26/238,746.89
  6. Step 6: Final answer
    x = 118,164.41

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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.