Home / 56,955.11-78,596.46-31,461.01

Finding the Fourth Proportional to 56,955.11, 78,596.46 and 31,461.01

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Solution

The fourth proportional to 56,955.11, 78,596.46 and 31,461.01 is: 43,415.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,955.11 : 78,596.46 = 31,461.01 : x
  2. Step 2: Convert to fraction form
    56,955.11/78,596.46 = 31,461.01/x
  3. Step 3: Cross multiply
    56,955.11x = 78,596.46 × 31,461.01
  4. Step 4: Simplify right side
    56,955.11x = 2,472,723,817.53
  5. Step 5: Solve for x
    x = 2,472,723,817.53/56,955.11
  6. Step 6: Final answer
    x = 43,415.31

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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.