Home / 368,281.90-552,446.20-115,572.35

Finding the Fourth Proportional to 368,281.90, 552,446.20 and 115,572.35

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Solution

The fourth proportional to 368,281.90, 552,446.20 and 115,572.35 is: 173,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,281.90 : 552,446.20 = 115,572.35 : x
  2. Step 2: Convert to fraction form
    368,281.90/552,446.20 = 115,572.35/x
  3. Step 3: Cross multiply
    368,281.90x = 552,446.20 × 115,572.35
  4. Step 4: Simplify right side
    368,281.90x = 63,847,506,783.10
  5. Step 5: Solve for x
    x = 63,847,506,783.10/368,281.90
  6. Step 6: Final answer
    x = 173,365.86

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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.