Home / 113,326.74-170,664.78-98,712.18

Finding the Fourth Proportional to 113,326.74, 170,664.78 and 98,712.18

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Solution

The fourth proportional to 113,326.74, 170,664.78 and 98,712.18 is: 148,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326.74 : 170,664.78 = 98,712.18 : x
  2. Step 2: Convert to fraction form
    113,326.74/170,664.78 = 98,712.18/x
  3. Step 3: Cross multiply
    113,326.74x = 170,664.78 × 98,712.18
  4. Step 4: Simplify right side
    113,326.74x = 16,846,692,483.02
  5. Step 5: Solve for x
    x = 16,846,692,483.02/113,326.74
  6. Step 6: Final answer
    x = 148,655.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.