Home / 109,223.07-150,727.80-61,476.67

Finding the Fourth Proportional to 109,223.07, 150,727.80 and 61,476.67

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Solution

The fourth proportional to 109,223.07, 150,727.80 and 61,476.67 is: 84,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,223.07 : 150,727.80 = 61,476.67 : x
  2. Step 2: Convert to fraction form
    109,223.07/150,727.80 = 61,476.67/x
  3. Step 3: Cross multiply
    109,223.07x = 150,727.80 × 61,476.67
  4. Step 4: Simplify right side
    109,223.07x = 9,266,243,220.43
  5. Step 5: Solve for x
    x = 9,266,243,220.43/109,223.07
  6. Step 6: Final answer
    x = 84,837.78

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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.