Home / 113,655.02-170,238.29-92,211.48

Finding the Fourth Proportional to 113,655.02, 170,238.29 and 92,211.48

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Solution

The fourth proportional to 113,655.02, 170,238.29 and 92,211.48 is: 138,119.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,655.02 : 170,238.29 = 92,211.48 : x
  2. Step 2: Convert to fraction form
    113,655.02/170,238.29 = 92,211.48/x
  3. Step 3: Cross multiply
    113,655.02x = 170,238.29 × 92,211.48
  4. Step 4: Simplify right side
    113,655.02x = 15,697,924,212.51
  5. Step 5: Solve for x
    x = 15,697,924,212.51/113,655.02
  6. Step 6: Final answer
    x = 138,119.06

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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.