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Finding the Fourth Proportional to 74,500.58, 102,853.17 and 59,344.67

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Solution

The fourth proportional to 74,500.58, 102,853.17 and 59,344.67 is: 81,929.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,500.58 : 102,853.17 = 59,344.67 : x
  2. Step 2: Convert to fraction form
    74,500.58/102,853.17 = 59,344.67/x
  3. Step 3: Cross multiply
    74,500.58x = 102,853.17 × 59,344.67
  4. Step 4: Simplify right side
    74,500.58x = 6,103,787,689.24
  5. Step 5: Solve for x
    x = 6,103,787,689.24/74,500.58
  6. Step 6: Final answer
    x = 81,929.40

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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.