Home / 113,632.70-156,822.45-62,650.08

Finding the Fourth Proportional to 113,632.70, 156,822.45 and 62,650.08

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Solution

The fourth proportional to 113,632.70, 156,822.45 and 62,650.08 is: 86,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,632.70 : 156,822.45 = 62,650.08 : x
  2. Step 2: Convert to fraction form
    113,632.70/156,822.45 = 62,650.08/x
  3. Step 3: Cross multiply
    113,632.70x = 156,822.45 × 62,650.08
  4. Step 4: Simplify right side
    113,632.70x = 9,824,939,038.30
  5. Step 5: Solve for x
    x = 9,824,939,038.30/113,632.70
  6. Step 6: Final answer
    x = 86,462.25

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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.