Home / 315,707.05-473,747.40-116,167.55

Finding the Fourth Proportional to 315,707.05, 473,747.40 and 116,167.55

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Solution

The fourth proportional to 315,707.05, 473,747.40 and 116,167.55 is: 174,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,707.05 : 473,747.40 = 116,167.55 : x
  2. Step 2: Convert to fraction form
    315,707.05/473,747.40 = 116,167.55/x
  3. Step 3: Cross multiply
    315,707.05x = 473,747.40 × 116,167.55
  4. Step 4: Simplify right side
    315,707.05x = 55,034,074,776.87
  5. Step 5: Solve for x
    x = 55,034,074,776.87/315,707.05
  6. Step 6: Final answer
    x = 174,320.07

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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.