Home / 113,283.48-156,313.90-62,298.28

Finding the Fourth Proportional to 113,283.48, 156,313.90 and 62,298.28

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Solution

The fourth proportional to 113,283.48, 156,313.90 and 62,298.28 is: 85,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,283.48 : 156,313.90 = 62,298.28 : x
  2. Step 2: Convert to fraction form
    113,283.48/156,313.90 = 62,298.28/x
  3. Step 3: Cross multiply
    113,283.48x = 156,313.90 × 62,298.28
  4. Step 4: Simplify right side
    113,283.48x = 9,738,087,110.09
  5. Step 5: Solve for x
    x = 9,738,087,110.09/113,283.48
  6. Step 6: Final answer
    x = 85,962.11

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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.