Home / 124,607.79-186,606.36-112,626.27

Finding the Fourth Proportional to 124,607.79, 186,606.36 and 112,626.27

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Solution

The fourth proportional to 124,607.79, 186,606.36 and 112,626.27 is: 168,663.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,607.79 : 186,606.36 = 112,626.27 : x
  2. Step 2: Convert to fraction form
    124,607.79/186,606.36 = 112,626.27/x
  3. Step 3: Cross multiply
    124,607.79x = 186,606.36 × 112,626.27
  4. Step 4: Simplify right side
    124,607.79x = 21,016,778,285.08
  5. Step 5: Solve for x
    x = 21,016,778,285.08/124,607.79
  6. Step 6: Final answer
    x = 168,663.44

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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.