Home / 76,312.46-114,450.03-59,631.12

Finding the Fourth Proportional to 76,312.46, 114,450.03 and 59,631.12

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Solution

The fourth proportional to 76,312.46, 114,450.03 and 59,631.12 is: 89,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,312.46 : 114,450.03 = 59,631.12 : x
  2. Step 2: Convert to fraction form
    76,312.46/114,450.03 = 59,631.12/x
  3. Step 3: Cross multiply
    76,312.46x = 114,450.03 × 59,631.12
  4. Step 4: Simplify right side
    76,312.46x = 6,824,783,472.93
  5. Step 5: Solve for x
    x = 6,824,783,472.93/76,312.46
  6. Step 6: Final answer
    x = 89,432.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.