Home / 66,962.14-100,349.31-48,153.67

Finding the Fourth Proportional to 66,962.14, 100,349.31 and 48,153.67

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Solution

The fourth proportional to 66,962.14, 100,349.31 and 48,153.67 is: 72,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,962.14 : 100,349.31 = 48,153.67 : x
  2. Step 2: Convert to fraction form
    66,962.14/100,349.31 = 48,153.67/x
  3. Step 3: Cross multiply
    66,962.14x = 100,349.31 × 48,153.67
  4. Step 4: Simplify right side
    66,962.14x = 4,832,187,558.47
  5. Step 5: Solve for x
    x = 4,832,187,558.47/66,962.14
  6. Step 6: Final answer
    x = 72,162.98

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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.