Home / 99,751.10-137,637.66-59,468.58

Finding the Fourth Proportional to 99,751.10, 137,637.66 and 59,468.58

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Solution

The fourth proportional to 99,751.10, 137,637.66 and 59,468.58 is: 82,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,751.10 : 137,637.66 = 59,468.58 : x
  2. Step 2: Convert to fraction form
    99,751.10/137,637.66 = 59,468.58/x
  3. Step 3: Cross multiply
    99,751.10x = 137,637.66 × 59,468.58
  4. Step 4: Simplify right side
    99,751.10x = 8,185,116,417.73
  5. Step 5: Solve for x
    x = 8,185,116,417.73/99,751.10
  6. Step 6: Final answer
    x = 82,055.40

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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.