Home / 88,830.10-122,587.05-53,013.16

Finding the Fourth Proportional to 88,830.10, 122,587.05 and 53,013.16

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Solution

The fourth proportional to 88,830.10, 122,587.05 and 53,013.16 is: 73,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,830.10 : 122,587.05 = 53,013.16 : x
  2. Step 2: Convert to fraction form
    88,830.10/122,587.05 = 53,013.16/x
  3. Step 3: Cross multiply
    88,830.10x = 122,587.05 × 53,013.16
  4. Step 4: Simplify right side
    88,830.10x = 6,498,726,895.58
  5. Step 5: Solve for x
    x = 6,498,726,895.58/88,830.10
  6. Step 6: Final answer
    x = 73,159.06

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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.