Home / 124,484.55-186,537.72-91,226.64

Finding the Fourth Proportional to 124,484.55, 186,537.72 and 91,226.64

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Solution

The fourth proportional to 124,484.55, 186,537.72 and 91,226.64 is: 136,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,484.55 : 186,537.72 = 91,226.64 : x
  2. Step 2: Convert to fraction form
    124,484.55/186,537.72 = 91,226.64/x
  3. Step 3: Cross multiply
    124,484.55x = 186,537.72 × 91,226.64
  4. Step 4: Simplify right side
    124,484.55x = 17,017,209,428.86
  5. Step 5: Solve for x
    x = 17,017,209,428.86/124,484.55
  6. Step 6: Final answer
    x = 136,701.38

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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.