Home / 88,828.20-133,023.60-42,026.40

Finding the Fourth Proportional to 88,828.20, 133,023.60 and 42,026.40

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Solution

The fourth proportional to 88,828.20, 133,023.60 and 42,026.40 is: 62,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,828.20 : 133,023.60 = 42,026.40 : x
  2. Step 2: Convert to fraction form
    88,828.20/133,023.60 = 42,026.40/x
  3. Step 3: Cross multiply
    88,828.20x = 133,023.60 × 42,026.40
  4. Step 4: Simplify right side
    88,828.20x = 5,590,503,023.04
  5. Step 5: Solve for x
    x = 5,590,503,023.04/88,828.20
  6. Step 6: Final answer
    x = 62,936.13

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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.