Home / 99,339.40-137,032.26-59,066.15

Finding the Fourth Proportional to 99,339.40, 137,032.26 and 59,066.15

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Solution

The fourth proportional to 99,339.40, 137,032.26 and 59,066.15 is: 81,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,339.40 : 137,032.26 = 59,066.15 : x
  2. Step 2: Convert to fraction form
    99,339.40/137,032.26 = 59,066.15/x
  3. Step 3: Cross multiply
    99,339.40x = 137,032.26 × 59,066.15
  4. Step 4: Simplify right side
    99,339.40x = 8,093,968,024.00
  5. Step 5: Solve for x
    x = 8,093,968,024.00/99,339.40
  6. Step 6: Final answer
    x = 81,477.92

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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.