Home / 61,512.10-92,138.55-49,848.10

Finding the Fourth Proportional to 61,512.10, 92,138.55 and 49,848.10

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Solution

The fourth proportional to 61,512.10, 92,138.55 and 49,848.10 is: 74,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,512.10 : 92,138.55 = 49,848.10 : x
  2. Step 2: Convert to fraction form
    61,512.10/92,138.55 = 49,848.10/x
  3. Step 3: Cross multiply
    61,512.10x = 92,138.55 × 49,848.10
  4. Step 4: Simplify right side
    61,512.10x = 4,592,931,654.26
  5. Step 5: Solve for x
    x = 4,592,931,654.26/61,512.10
  6. Step 6: Final answer
    x = 74,667.12

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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.