Home / 99,088.76-136,733.46-58,795.58

Finding the Fourth Proportional to 99,088.76, 136,733.46 and 58,795.58

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Solution

The fourth proportional to 99,088.76, 136,733.46 and 58,795.58 is: 81,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,088.76 : 136,733.46 = 58,795.58 : x
  2. Step 2: Convert to fraction form
    99,088.76/136,733.46 = 58,795.58/x
  3. Step 3: Cross multiply
    99,088.76x = 136,733.46 × 58,795.58
  4. Step 4: Simplify right side
    99,088.76x = 8,039,323,086.11
  5. Step 5: Solve for x
    x = 8,039,323,086.11/99,088.76
  6. Step 6: Final answer
    x = 81,132.54

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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.