Home / 76,240.44-105,199.56-47,926.08

Finding the Fourth Proportional to 76,240.44, 105,199.56 and 47,926.08

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Solution

The fourth proportional to 76,240.44, 105,199.56 and 47,926.08 is: 66,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,240.44 : 105,199.56 = 47,926.08 : x
  2. Step 2: Convert to fraction form
    76,240.44/105,199.56 = 47,926.08/x
  3. Step 3: Cross multiply
    76,240.44x = 105,199.56 × 47,926.08
  4. Step 4: Simplify right side
    76,240.44x = 5,041,802,528.52
  5. Step 5: Solve for x
    x = 5,041,802,528.52/76,240.44
  6. Step 6: Final answer
    x = 66,130.29

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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.