Home / 167,543.60-251,315.40-101,113.48

Finding the Fourth Proportional to 167,543.60, 251,315.40 and 101,113.48

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Solution

The fourth proportional to 167,543.60, 251,315.40 and 101,113.48 is: 151,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543.60 : 251,315.40 = 101,113.48 : x
  2. Step 2: Convert to fraction form
    167,543.60/251,315.40 = 101,113.48/x
  3. Step 3: Cross multiply
    167,543.60x = 251,315.40 × 101,113.48
  4. Step 4: Simplify right side
    167,543.60x = 25,411,373,415.02
  5. Step 5: Solve for x
    x = 25,411,373,415.02/167,543.60
  6. Step 6: Final answer
    x = 151,670.21

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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.