Home / 76,364.85-105,411.48-46,151.31

Finding the Fourth Proportional to 76,364.85, 105,411.48 and 46,151.31

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Solution

The fourth proportional to 76,364.85, 105,411.48 and 46,151.31 is: 63,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,364.85 : 105,411.48 = 46,151.31 : x
  2. Step 2: Convert to fraction form
    76,364.85/105,411.48 = 46,151.31/x
  3. Step 3: Cross multiply
    76,364.85x = 105,411.48 × 46,151.31
  4. Step 4: Simplify right side
    76,364.85x = 4,864,877,891.04
  5. Step 5: Solve for x
    x = 4,864,877,891.04/76,364.85
  6. Step 6: Final answer
    x = 63,705.72

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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.