Home / 133,264.08-183,912.48-76,674.24

Finding the Fourth Proportional to 133,264.08, 183,912.48 and 76,674.24

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Solution

The fourth proportional to 133,264.08, 183,912.48 and 76,674.24 is: 105,815.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,264.08 : 183,912.48 = 76,674.24 : x
  2. Step 2: Convert to fraction form
    133,264.08/183,912.48 = 76,674.24/x
  3. Step 3: Cross multiply
    133,264.08x = 183,912.48 × 76,674.24
  4. Step 4: Simplify right side
    133,264.08x = 14,101,349,630.52
  5. Step 5: Solve for x
    x = 14,101,349,630.52/133,264.08
  6. Step 6: Final answer
    x = 105,815.08

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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.