Home / 70,099.46-105,143.27-22,713.55

Finding the Fourth Proportional to 70,099.46, 105,143.27 and 22,713.55

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Solution

The fourth proportional to 70,099.46, 105,143.27 and 22,713.55 is: 34,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,099.46 : 105,143.27 = 22,713.55 : x
  2. Step 2: Convert to fraction form
    70,099.46/105,143.27 = 22,713.55/x
  3. Step 3: Cross multiply
    70,099.46x = 105,143.27 × 22,713.55
  4. Step 4: Simplify right side
    70,099.46x = 2,388,176,543.88
  5. Step 5: Solve for x
    x = 2,388,176,543.88/70,099.46
  6. Step 6: Final answer
    x = 34,068.40

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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.