Home / 124,646.34-186,969.81-49,772.58

Finding the Fourth Proportional to 124,646.34, 186,969.81 and 49,772.58

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Solution

The fourth proportional to 124,646.34, 186,969.81 and 49,772.58 is: 74,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,646.34 : 186,969.81 = 49,772.58 : x
  2. Step 2: Convert to fraction form
    124,646.34/186,969.81 = 49,772.58/x
  3. Step 3: Cross multiply
    124,646.34x = 186,969.81 × 49,772.58
  4. Step 4: Simplify right side
    124,646.34x = 9,305,969,825.81
  5. Step 5: Solve for x
    x = 9,305,969,825.81/124,646.34
  6. Step 6: Final answer
    x = 74,658.99

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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.