Home / 113,975.61-170,810.58-88,705.64

Finding the Fourth Proportional to 113,975.61, 170,810.58 and 88,705.64

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Solution

The fourth proportional to 113,975.61, 170,810.58 and 88,705.64 is: 132,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,975.61 : 170,810.58 = 88,705.64 : x
  2. Step 2: Convert to fraction form
    113,975.61/170,810.58 = 88,705.64/x
  3. Step 3: Cross multiply
    113,975.61x = 170,810.58 × 88,705.64
  4. Step 4: Simplify right side
    113,975.61x = 15,151,860,963.62
  5. Step 5: Solve for x
    x = 15,151,860,963.62/113,975.61
  6. Step 6: Final answer
    x = 132,939.50

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1.5x scale

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.