Home / 56,271.18-77,643.49-32,071.68

Finding the Fourth Proportional to 56,271.18, 77,643.49 and 32,071.68

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Solution

The fourth proportional to 56,271.18, 77,643.49 and 32,071.68 is: 44,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,271.18 : 77,643.49 = 32,071.68 : x
  2. Step 2: Convert to fraction form
    56,271.18/77,643.49 = 32,071.68/x
  3. Step 3: Cross multiply
    56,271.18x = 77,643.49 × 32,071.68
  4. Step 4: Simplify right side
    56,271.18x = 2,490,157,382.68
  5. Step 5: Solve for x
    x = 2,490,157,382.68/56,271.18
  6. Step 6: Final answer
    x = 44,252.80

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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.