Home / 134,479.77-201,719.44-40,985.52

Finding the Fourth Proportional to 134,479.77, 201,719.44 and 40,985.52

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Solution

The fourth proportional to 134,479.77, 201,719.44 and 40,985.52 is: 61,478.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,479.77 : 201,719.44 = 40,985.52 : x
  2. Step 2: Convert to fraction form
    134,479.77/201,719.44 = 40,985.52/x
  3. Step 3: Cross multiply
    134,479.77x = 201,719.44 × 40,985.52
  4. Step 4: Simplify right side
    134,479.77x = 8,267,576,142.51
  5. Step 5: Solve for x
    x = 8,267,576,142.51/134,479.77
  6. Step 6: Final answer
    x = 61,478.21

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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.