Home / 90,262.40-124,566.00-49,976.16

Finding the Fourth Proportional to 90,262.40, 124,566.00 and 49,976.16

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Solution

The fourth proportional to 90,262.40, 124,566.00 and 49,976.16 is: 68,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,262.40 : 124,566.00 = 49,976.16 : x
  2. Step 2: Convert to fraction form
    90,262.40/124,566.00 = 49,976.16/x
  3. Step 3: Cross multiply
    90,262.40x = 124,566.00 × 49,976.16
  4. Step 4: Simplify right side
    90,262.40x = 6,225,330,533.97
  5. Step 5: Solve for x
    x = 6,225,330,533.97/90,262.40
  6. Step 6: Final answer
    x = 68,969.26

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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.