Home / 56,162.04-77,503.14-31,011

Finding the Fourth Proportional to 56,162.04, 77,503.14 and 31,011

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Solution

The fourth proportional to 56,162.04, 77,503.14 and 31,011 is: 42,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162.04 : 77,503.14 = 31,011 : x
  2. Step 2: Convert to fraction form
    56,162.04/77,503.14 = 31,011/x
  3. Step 3: Cross multiply
    56,162.04x = 77,503.14 × 31,011
  4. Step 4: Simplify right side
    56,162.04x = 2,403,449,874.54
  5. Step 5: Solve for x
    x = 2,403,449,874.54/56,162.04
  6. Step 6: Final answer
    x = 42,794.92

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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.