Home / 98,163.48-147,268.30-31,601.13

Finding the Fourth Proportional to 98,163.48, 147,268.30 and 31,601.13

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Solution

The fourth proportional to 98,163.48, 147,268.30 and 31,601.13 is: 47,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,163.48 : 147,268.30 = 31,601.13 : x
  2. Step 2: Convert to fraction form
    98,163.48/147,268.30 = 31,601.13/x
  3. Step 3: Cross multiply
    98,163.48x = 147,268.30 × 31,601.13
  4. Step 4: Simplify right side
    98,163.48x = 4,653,844,693.18
  5. Step 5: Solve for x
    x = 4,653,844,693.18/98,163.48
  6. Step 6: Final answer
    x = 47,409.12

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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.