Home / 56,292.12-77,649.26-37,172.06

Finding the Fourth Proportional to 56,292.12, 77,649.26 and 37,172.06

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Solution

The fourth proportional to 56,292.12, 77,649.26 and 37,172.06 is: 51,275.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,292.12 : 77,649.26 = 37,172.06 : x
  2. Step 2: Convert to fraction form
    56,292.12/77,649.26 = 37,172.06/x
  3. Step 3: Cross multiply
    56,292.12x = 77,649.26 × 37,172.06
  4. Step 4: Simplify right side
    56,292.12x = 2,886,382,951.68
  5. Step 5: Solve for x
    x = 2,886,382,951.68/56,292.12
  6. Step 6: Final answer
    x = 51,275.08

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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.