Home / 134,428.94-201,643.41-40,934.69

Finding the Fourth Proportional to 134,428.94, 201,643.41 and 40,934.69

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Solution

The fourth proportional to 134,428.94, 201,643.41 and 40,934.69 is: 61,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,428.94 : 201,643.41 = 40,934.69 : x
  2. Step 2: Convert to fraction form
    134,428.94/201,643.41 = 40,934.69/x
  3. Step 3: Cross multiply
    134,428.94x = 201,643.41 × 40,934.69
  4. Step 4: Simplify right side
    134,428.94x = 8,254,210,478.89
  5. Step 5: Solve for x
    x = 8,254,210,478.89/134,428.94
  6. Step 6: Final answer
    x = 61,402.04

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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.