Home / 314,938.35-472,269.02-115,206.93

Finding the Fourth Proportional to 314,938.35, 472,269.02 and 115,206.93

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Solution

The fourth proportional to 314,938.35, 472,269.02 and 115,206.93 is: 172,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,938.35 : 472,269.02 = 115,206.93 : x
  2. Step 2: Convert to fraction form
    314,938.35/472,269.02 = 115,206.93/x
  3. Step 3: Cross multiply
    314,938.35x = 472,269.02 × 115,206.93
  4. Step 4: Simplify right side
    314,938.35x = 54,408,663,352.27
  5. Step 5: Solve for x
    x = 54,408,663,352.27/314,938.35
  6. Step 6: Final answer
    x = 172,759.73

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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.