Home / 315,631.91-473,449.67-105,269.24

Finding the Fourth Proportional to 315,631.91, 473,449.67 and 105,269.24

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Solution

The fourth proportional to 315,631.91, 473,449.67 and 105,269.24 is: 157,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,631.91 : 473,449.67 = 105,269.24 : x
  2. Step 2: Convert to fraction form
    315,631.91/473,449.67 = 105,269.24/x
  3. Step 3: Cross multiply
    315,631.91x = 473,449.67 × 105,269.24
  4. Step 4: Simplify right side
    315,631.91x = 49,839,684,045.56
  5. Step 5: Solve for x
    x = 49,839,684,045.56/315,631.91
  6. Step 6: Final answer
    x = 157,904.46

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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.