Home / 56,466.02-77,922.86-31,315.52

Finding the Fourth Proportional to 56,466.02, 77,922.86 and 31,315.52

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Solution

The fourth proportional to 56,466.02, 77,922.86 and 31,315.52 is: 43,215.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,466.02 : 77,922.86 = 31,315.52 : x
  2. Step 2: Convert to fraction form
    56,466.02/77,922.86 = 31,315.52/x
  3. Step 3: Cross multiply
    56,466.02x = 77,922.86 × 31,315.52
  4. Step 4: Simplify right side
    56,466.02x = 2,440,194,880.79
  5. Step 5: Solve for x
    x = 2,440,194,880.79/56,466.02
  6. Step 6: Final answer
    x = 43,215.28

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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.