Home / 105,212.24-157,818.78-26,326.24

Finding the Fourth Proportional to 105,212.24, 157,818.78 and 26,326.24

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Solution

The fourth proportional to 105,212.24, 157,818.78 and 26,326.24 is: 39,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,212.24 : 157,818.78 = 26,326.24 : x
  2. Step 2: Convert to fraction form
    105,212.24/157,818.78 = 26,326.24/x
  3. Step 3: Cross multiply
    105,212.24x = 157,818.78 × 26,326.24
  4. Step 4: Simplify right side
    105,212.24x = 4,154,775,078.79
  5. Step 5: Solve for x
    x = 4,154,775,078.79/105,212.24
  6. Step 6: Final answer
    x = 39,489.47

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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.