Home / 121,241.02-167,317.80-67,526.05

Finding the Fourth Proportional to 121,241.02, 167,317.80 and 67,526.05

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Solution

The fourth proportional to 121,241.02, 167,317.80 and 67,526.05 is: 93,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,241.02 : 167,317.80 = 67,526.05 : x
  2. Step 2: Convert to fraction form
    121,241.02/167,317.80 = 67,526.05/x
  3. Step 3: Cross multiply
    121,241.02x = 167,317.80 × 67,526.05
  4. Step 4: Simplify right side
    121,241.02x = 11,298,310,128.69
  5. Step 5: Solve for x
    x = 11,298,310,128.69/121,241.02
  6. Step 6: Final answer
    x = 93,188.84

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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.