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Finding the Fourth Proportional to 134,666.66, 201,999.66 and 39,904.22

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Solution

The fourth proportional to 134,666.66, 201,999.66 and 39,904.22 is: 59,856.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,666.66 : 201,999.66 = 39,904.22 : x
  2. Step 2: Convert to fraction form
    134,666.66/201,999.66 = 39,904.22/x
  3. Step 3: Cross multiply
    134,666.66x = 201,999.66 × 39,904.22
  4. Step 4: Simplify right side
    134,666.66x = 8,060,638,872.57
  5. Step 5: Solve for x
    x = 8,060,638,872.57/134,666.66
  6. Step 6: Final answer
    x = 59,856.23

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1.5x scale

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.