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Finding the Fourth Proportional to 98,807.17, 148,212.96 and 35,632.39

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Solution

The fourth proportional to 98,807.17, 148,212.96 and 35,632.39 is: 53,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,807.17 : 148,212.96 = 35,632.39 : x
  2. Step 2: Convert to fraction form
    98,807.17/148,212.96 = 35,632.39/x
  3. Step 3: Cross multiply
    98,807.17x = 148,212.96 × 35,632.39
  4. Step 4: Simplify right side
    98,807.17x = 5,281,181,993.77
  5. Step 5: Solve for x
    x = 5,281,181,993.77/98,807.17
  6. Step 6: Final answer
    x = 53,449.38

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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.