Home / 76,470.12-105,514.74-46,251.18

Finding the Fourth Proportional to 76,470.12, 105,514.74 and 46,251.18

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Solution

The fourth proportional to 76,470.12, 105,514.74 and 46,251.18 is: 63,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,470.12 : 105,514.74 = 46,251.18 : x
  2. Step 2: Convert to fraction form
    76,470.12/105,514.74 = 46,251.18/x
  3. Step 3: Cross multiply
    76,470.12x = 105,514.74 × 46,251.18
  4. Step 4: Simplify right side
    76,470.12x = 4,880,181,232.39
  5. Step 5: Solve for x
    x = 4,880,181,232.39/76,470.12
  6. Step 6: Final answer
    x = 63,818.15

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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.