Home / 134,970.04-202,469.74-82,715.32

Finding the Fourth Proportional to 134,970.04, 202,469.74 and 82,715.32

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Solution

The fourth proportional to 134,970.04, 202,469.74 and 82,715.32 is: 124,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,970.04 : 202,469.74 = 82,715.32 : x
  2. Step 2: Convert to fraction form
    134,970.04/202,469.74 = 82,715.32/x
  3. Step 3: Cross multiply
    134,970.04x = 202,469.74 × 82,715.32
  4. Step 4: Simplify right side
    134,970.04x = 16,747,349,334.42
  5. Step 5: Solve for x
    x = 16,747,349,334.42/134,970.04
  6. Step 6: Final answer
    x = 124,081.98

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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.