Home / 70,280.18-105,454.91-32,842.84

Finding the Fourth Proportional to 70,280.18, 105,454.91 and 32,842.84

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Solution

The fourth proportional to 70,280.18, 105,454.91 and 32,842.84 is: 49,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,280.18 : 105,454.91 = 32,842.84 : x
  2. Step 2: Convert to fraction form
    70,280.18/105,454.91 = 32,842.84/x
  3. Step 3: Cross multiply
    70,280.18x = 105,454.91 × 32,842.84
  4. Step 4: Simplify right side
    70,280.18x = 3,463,438,736.34
  5. Step 5: Solve for x
    x = 3,463,438,736.34/70,280.18
  6. Step 6: Final answer
    x = 49,280.45

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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.