Home / 113,505.59-170,199.26-42,369.74

Finding the Fourth Proportional to 113,505.59, 170,199.26 and 42,369.74

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Solution

The fourth proportional to 113,505.59, 170,199.26 and 42,369.74 is: 63,532.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,505.59 : 170,199.26 = 42,369.74 : x
  2. Step 2: Convert to fraction form
    113,505.59/170,199.26 = 42,369.74/x
  3. Step 3: Cross multiply
    113,505.59x = 170,199.26 × 42,369.74
  4. Step 4: Simplify right side
    113,505.59x = 7,211,297,543.40
  5. Step 5: Solve for x
    x = 7,211,297,543.40/113,505.59
  6. Step 6: Final answer
    x = 63,532.53

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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.