Home / 105,210.24-157,815.78-26,324.25

Finding the Fourth Proportional to 105,210.24, 157,815.78 and 26,324.25

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Solution

The fourth proportional to 105,210.24, 157,815.78 and 26,324.25 is: 39,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,210.24 : 157,815.78 = 26,324.25 : x
  2. Step 2: Convert to fraction form
    105,210.24/157,815.78 = 26,324.25/x
  3. Step 3: Cross multiply
    105,210.24x = 157,815.78 × 26,324.25
  4. Step 4: Simplify right side
    105,210.24x = 4,154,382,046.67
  5. Step 5: Solve for x
    x = 4,154,382,046.67/105,210.24
  6. Step 6: Final answer
    x = 39,486.48

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1.5x scale

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.