Home / 76,152.06-105,099.66-45,953.70

Finding the Fourth Proportional to 76,152.06, 105,099.66 and 45,953.70

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Solution

The fourth proportional to 76,152.06, 105,099.66 and 45,953.70 is: 63,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,152.06 : 105,099.66 = 45,953.70 : x
  2. Step 2: Convert to fraction form
    76,152.06/105,099.66 = 45,953.70/x
  3. Step 3: Cross multiply
    76,152.06x = 105,099.66 × 45,953.70
  4. Step 4: Simplify right side
    76,152.06x = 4,829,718,245.74
  5. Step 5: Solve for x
    x = 4,829,718,245.74/76,152.06
  6. Step 6: Final answer
    x = 63,422.03

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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.