Home / 145,106.86-217,744.36-60,859.52

Finding the Fourth Proportional to 145,106.86, 217,744.36 and 60,859.52

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Solution

The fourth proportional to 145,106.86, 217,744.36 and 60,859.52 is: 91,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,106.86 : 217,744.36 = 60,859.52 : x
  2. Step 2: Convert to fraction form
    145,106.86/217,744.36 = 60,859.52/x
  3. Step 3: Cross multiply
    145,106.86x = 217,744.36 × 60,859.52
  4. Step 4: Simplify right side
    145,106.86x = 13,251,817,232.31
  5. Step 5: Solve for x
    x = 13,251,817,232.31/145,106.86
  6. Step 6: Final answer
    x = 91,324.54

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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.