Home / 76,885.74-106,084.22-46,670.31

Finding the Fourth Proportional to 76,885.74, 106,084.22 and 46,670.31

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Solution

The fourth proportional to 76,885.74, 106,084.22 and 46,670.31 is: 64,394.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,885.74 : 106,084.22 = 46,670.31 : x
  2. Step 2: Convert to fraction form
    76,885.74/106,084.22 = 46,670.31/x
  3. Step 3: Cross multiply
    76,885.74x = 106,084.22 × 46,670.31
  4. Step 4: Simplify right side
    76,885.74x = 4,950,983,200.16
  5. Step 5: Solve for x
    x = 4,950,983,200.16/76,885.74
  6. Step 6: Final answer
    x = 64,394.04

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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.