Home / 161,627.36-223,050.84-89,035.52

Finding the Fourth Proportional to 161,627.36, 223,050.84 and 89,035.52

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Solution

The fourth proportional to 161,627.36, 223,050.84 and 89,035.52 is: 122,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,627.36 : 223,050.84 = 89,035.52 : x
  2. Step 2: Convert to fraction form
    161,627.36/223,050.84 = 89,035.52/x
  3. Step 3: Cross multiply
    161,627.36x = 223,050.84 × 89,035.52
  4. Step 4: Simplify right side
    161,627.36x = 19,859,447,525.84
  5. Step 5: Solve for x
    x = 19,859,447,525.84/161,627.36
  6. Step 6: Final answer
    x = 122,871.82

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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.