Home / 111,335.31-167,010.53-44,775.45

Finding the Fourth Proportional to 111,335.31, 167,010.53 and 44,775.45

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Solution

The fourth proportional to 111,335.31, 167,010.53 and 44,775.45 is: 67,166.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,335.31 : 167,010.53 = 44,775.45 : x
  2. Step 2: Convert to fraction form
    111,335.31/167,010.53 = 44,775.45/x
  3. Step 3: Cross multiply
    111,335.31x = 167,010.53 × 44,775.45
  4. Step 4: Simplify right side
    111,335.31x = 7,477,971,411.61
  5. Step 5: Solve for x
    x = 7,477,971,411.61/111,335.31
  6. Step 6: Final answer
    x = 67,166.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.