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Finding the Fourth Proportional to 88,832.84, 122,573.86 and 53,020.71

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Solution

The fourth proportional to 88,832.84, 122,573.86 and 53,020.71 is: 73,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,832.84 : 122,573.86 = 53,020.71 : x
  2. Step 2: Convert to fraction form
    88,832.84/122,573.86 = 53,020.71/x
  3. Step 3: Cross multiply
    88,832.84x = 122,573.86 × 53,020.71
  4. Step 4: Simplify right side
    88,832.84x = 6,498,952,952.09
  5. Step 5: Solve for x
    x = 6,498,952,952.09/88,832.84
  6. Step 6: Final answer
    x = 73,159.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.