Home / 75,711.51-104,411.03-59,833.89

Finding the Fourth Proportional to 75,711.51, 104,411.03 and 59,833.89

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Solution

The fourth proportional to 75,711.51, 104,411.03 and 59,833.89 is: 82,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,711.51 : 104,411.03 = 59,833.89 : x
  2. Step 2: Convert to fraction form
    75,711.51/104,411.03 = 59,833.89/x
  3. Step 3: Cross multiply
    75,711.51x = 104,411.03 × 59,833.89
  4. Step 4: Simplify right side
    75,711.51x = 6,247,317,784.64
  5. Step 5: Solve for x
    x = 6,247,317,784.64/75,711.51
  6. Step 6: Final answer
    x = 82,514.77

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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.