Home / 56,495.04-77,968.16-31,349.44

Finding the Fourth Proportional to 56,495.04, 77,968.16 and 31,349.44

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Solution

The fourth proportional to 56,495.04, 77,968.16 and 31,349.44 is: 43,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.04 : 77,968.16 = 31,349.44 : x
  2. Step 2: Convert to fraction form
    56,495.04/77,968.16 = 31,349.44/x
  3. Step 3: Cross multiply
    56,495.04x = 77,968.16 × 31,349.44
  4. Step 4: Simplify right side
    56,495.04x = 2,444,258,153.83
  5. Step 5: Solve for x
    x = 2,444,258,153.83/56,495.04
  6. Step 6: Final answer
    x = 43,265.00

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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.