Home / 124,337.59-186,507.66-99,535.30

Finding the Fourth Proportional to 124,337.59, 186,507.66 and 99,535.30

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Solution

The fourth proportional to 124,337.59, 186,507.66 and 99,535.30 is: 149,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,337.59 : 186,507.66 = 99,535.30 : x
  2. Step 2: Convert to fraction form
    124,337.59/186,507.66 = 99,535.30/x
  3. Step 3: Cross multiply
    124,337.59x = 186,507.66 × 99,535.30
  4. Step 4: Simplify right side
    124,337.59x = 18,564,095,890.40
  5. Step 5: Solve for x
    x = 18,564,095,890.40/124,337.59
  6. Step 6: Final answer
    x = 149,303.97

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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.