Home / 90,848.88-136,267.56-43,497.72

Finding the Fourth Proportional to 90,848.88, 136,267.56 and 43,497.72

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Solution

The fourth proportional to 90,848.88, 136,267.56 and 43,497.72 is: 65,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,848.88 : 136,267.56 = 43,497.72 : x
  2. Step 2: Convert to fraction form
    90,848.88/136,267.56 = 43,497.72/x
  3. Step 3: Cross multiply
    90,848.88x = 136,267.56 × 43,497.72
  4. Step 4: Simplify right side
    90,848.88x = 5,927,328,169.96
  5. Step 5: Solve for x
    x = 5,927,328,169.96/90,848.88
  6. Step 6: Final answer
    x = 65,243.82

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1.5x scale

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.