Home / 134,483.58-201,678.27-39,688.61

Finding the Fourth Proportional to 134,483.58, 201,678.27 and 39,688.61

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Solution

The fourth proportional to 134,483.58, 201,678.27 and 39,688.61 is: 59,519.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,483.58 : 201,678.27 = 39,688.61 : x
  2. Step 2: Convert to fraction form
    134,483.58/201,678.27 = 39,688.61/x
  3. Step 3: Cross multiply
    134,483.58x = 201,678.27 × 39,688.61
  4. Step 4: Simplify right side
    134,483.58x = 8,004,329,195.11
  5. Step 5: Solve for x
    x = 8,004,329,195.11/134,483.58
  6. Step 6: Final answer
    x = 59,519.01

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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.