Home / 56,846.19-78,448.04-31,353.47

Finding the Fourth Proportional to 56,846.19, 78,448.04 and 31,353.47

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Solution

The fourth proportional to 56,846.19, 78,448.04 and 31,353.47 is: 43,267.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,846.19 : 78,448.04 = 31,353.47 : x
  2. Step 2: Convert to fraction form
    56,846.19/78,448.04 = 31,353.47/x
  3. Step 3: Cross multiply
    56,846.19x = 78,448.04 × 31,353.47
  4. Step 4: Simplify right side
    56,846.19x = 2,459,617,719.69
  5. Step 5: Solve for x
    x = 2,459,617,719.69/56,846.19
  6. Step 6: Final answer
    x = 43,267.94

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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.