Home / 70,704.20-97,571.04-42,425.84

Finding the Fourth Proportional to 70,704.20, 97,571.04 and 42,425.84

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Solution

The fourth proportional to 70,704.20, 97,571.04 and 42,425.84 is: 58,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,704.20 : 97,571.04 = 42,425.84 : x
  2. Step 2: Convert to fraction form
    70,704.20/97,571.04 = 42,425.84/x
  3. Step 3: Cross multiply
    70,704.20x = 97,571.04 × 42,425.84
  4. Step 4: Simplify right side
    70,704.20x = 4,139,533,331.67
  5. Step 5: Solve for x
    x = 4,139,533,331.67/70,704.20
  6. Step 6: Final answer
    x = 58,547.21

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1.5x scale

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.