Home / 109,224.07-150,729.18-61,477.67

Finding the Fourth Proportional to 109,224.07, 150,729.18 and 61,477.67

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Solution

The fourth proportional to 109,224.07, 150,729.18 and 61,477.67 is: 84,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,224.07 : 150,729.18 = 61,477.67 : x
  2. Step 2: Convert to fraction form
    109,224.07/150,729.18 = 61,477.67/x
  3. Step 3: Cross multiply
    109,224.07x = 150,729.18 × 61,477.67
  4. Step 4: Simplify right side
    109,224.07x = 9,266,478,787.41
  5. Step 5: Solve for x
    x = 9,266,478,787.41/109,224.07
  6. Step 6: Final answer
    x = 84,839.16

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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.