Home / 99,095.22-148,684.48-61,686.59

Finding the Fourth Proportional to 99,095.22, 148,684.48 and 61,686.59

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Solution

The fourth proportional to 99,095.22, 148,684.48 and 61,686.59 is: 92,555.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,095.22 : 148,684.48 = 61,686.59 : x
  2. Step 2: Convert to fraction form
    99,095.22/148,684.48 = 61,686.59/x
  3. Step 3: Cross multiply
    99,095.22x = 148,684.48 × 61,686.59
  4. Step 4: Simplify right side
    99,095.22x = 9,171,838,339.63
  5. Step 5: Solve for x
    x = 9,171,838,339.63/99,095.22
  6. Step 6: Final answer
    x = 92,555.81

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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.