Home / 53,180.70-73,390.26-34,350.63

Finding the Fourth Proportional to 53,180.70, 73,390.26 and 34,350.63

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Solution

The fourth proportional to 53,180.70, 73,390.26 and 34,350.63 is: 47,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,180.70 : 73,390.26 = 34,350.63 : x
  2. Step 2: Convert to fraction form
    53,180.70/73,390.26 = 34,350.63/x
  3. Step 3: Cross multiply
    53,180.70x = 73,390.26 × 34,350.63
  4. Step 4: Simplify right side
    53,180.70x = 2,521,001,666.86
  5. Step 5: Solve for x
    x = 2,521,001,666.86/53,180.70
  6. Step 6: Final answer
    x = 47,404.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.