Home / 170,985.31-235,971.94-94,502.76

Finding the Fourth Proportional to 170,985.31, 235,971.94 and 94,502.76

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Solution

The fourth proportional to 170,985.31, 235,971.94 and 94,502.76 is: 130,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,985.31 : 235,971.94 = 94,502.76 : x
  2. Step 2: Convert to fraction form
    170,985.31/235,971.94 = 94,502.76/x
  3. Step 3: Cross multiply
    170,985.31x = 235,971.94 × 94,502.76
  4. Step 4: Simplify right side
    170,985.31x = 22,299,999,612.55
  5. Step 5: Solve for x
    x = 22,299,999,612.55/170,985.31
  6. Step 6: Final answer
    x = 130,420.56

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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.