Home / 76,209.95-105,175.27-46,002.62

Finding the Fourth Proportional to 76,209.95, 105,175.27 and 46,002.62

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Solution

The fourth proportional to 76,209.95, 105,175.27 and 46,002.62 is: 63,486.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,209.95 : 105,175.27 = 46,002.62 : x
  2. Step 2: Convert to fraction form
    76,209.95/105,175.27 = 46,002.62/x
  3. Step 3: Cross multiply
    76,209.95x = 105,175.27 × 46,002.62
  4. Step 4: Simplify right side
    76,209.95x = 4,838,337,979.21
  5. Step 5: Solve for x
    x = 4,838,337,979.21/76,209.95
  6. Step 6: Final answer
    x = 63,486.96

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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.