Home / 52,089.18-78,143.49-17,030.76

Finding the Fourth Proportional to 52,089.18, 78,143.49 and 17,030.76

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Solution

The fourth proportional to 52,089.18, 78,143.49 and 17,030.76 is: 25,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,089.18 : 78,143.49 = 17,030.76 : x
  2. Step 2: Convert to fraction form
    52,089.18/78,143.49 = 17,030.76/x
  3. Step 3: Cross multiply
    52,089.18x = 78,143.49 × 17,030.76
  4. Step 4: Simplify right side
    52,089.18x = 1,330,843,023.75
  5. Step 5: Solve for x
    x = 1,330,843,023.75/52,089.18
  6. Step 6: Final answer
    x = 25,549.32

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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.