Home / 102,617.93-141,611.27-57,296.62

Finding the Fourth Proportional to 102,617.93, 141,611.27 and 57,296.62

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Solution

The fourth proportional to 102,617.93, 141,611.27 and 57,296.62 is: 79,068.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,617.93 : 141,611.27 = 57,296.62 : x
  2. Step 2: Convert to fraction form
    102,617.93/141,611.27 = 57,296.62/x
  3. Step 3: Cross multiply
    102,617.93x = 141,611.27 × 57,296.62
  4. Step 4: Simplify right side
    102,617.93x = 8,113,847,124.91
  5. Step 5: Solve for x
    x = 8,113,847,124.91/102,617.93
  6. Step 6: Final answer
    x = 79,068.51

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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.