Home / 83,011.65-124,533.47-26,865.69

Finding the Fourth Proportional to 83,011.65, 124,533.47 and 26,865.69

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Solution

The fourth proportional to 83,011.65, 124,533.47 and 26,865.69 is: 40,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,011.65 : 124,533.47 = 26,865.69 : x
  2. Step 2: Convert to fraction form
    83,011.65/124,533.47 = 26,865.69/x
  3. Step 3: Cross multiply
    83,011.65x = 124,533.47 × 26,865.69
  4. Step 4: Simplify right side
    83,011.65x = 3,345,676,842.65
  5. Step 5: Solve for x
    x = 3,345,676,842.65/83,011.65
  6. Step 6: Final answer
    x = 40,303.70

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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.