Home / 56,035.42-77,328.91-31,836.43

Finding the Fourth Proportional to 56,035.42, 77,328.91 and 31,836.43

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Solution

The fourth proportional to 56,035.42, 77,328.91 and 31,836.43 is: 43,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,035.42 : 77,328.91 = 31,836.43 : x
  2. Step 2: Convert to fraction form
    56,035.42/77,328.91 = 31,836.43/x
  3. Step 3: Cross multiply
    56,035.42x = 77,328.91 × 31,836.43
  4. Step 4: Simplify right side
    56,035.42x = 2,461,876,430.19
  5. Step 5: Solve for x
    x = 2,461,876,430.19/56,035.42
  6. Step 6: Final answer
    x = 43,934.29

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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.