Home / 56,645.76-78,182.47-43,192.98

Finding the Fourth Proportional to 56,645.76, 78,182.47 and 43,192.98

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Solution

The fourth proportional to 56,645.76, 78,182.47 and 43,192.98 is: 59,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,645.76 : 78,182.47 = 43,192.98 : x
  2. Step 2: Convert to fraction form
    56,645.76/78,182.47 = 43,192.98/x
  3. Step 3: Cross multiply
    56,645.76x = 78,182.47 × 43,192.98
  4. Step 4: Simplify right side
    56,645.76x = 3,376,933,256.18
  5. Step 5: Solve for x
    x = 3,376,933,256.18/56,645.76
  6. Step 6: Final answer
    x = 59,614.93

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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.