Home / 56,495.16-77,962.54-31,344.76

Finding the Fourth Proportional to 56,495.16, 77,962.54 and 31,344.76

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Solution

The fourth proportional to 56,495.16, 77,962.54 and 31,344.76 is: 43,255.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.16 : 77,962.54 = 31,344.76 : x
  2. Step 2: Convert to fraction form
    56,495.16/77,962.54 = 31,344.76/x
  3. Step 3: Cross multiply
    56,495.16x = 77,962.54 × 31,344.76
  4. Step 4: Simplify right side
    56,495.16x = 2,443,717,105.29
  5. Step 5: Solve for x
    x = 2,443,717,105.29/56,495.16
  6. Step 6: Final answer
    x = 43,255.34

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1.5x scale

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.