Home / 70,861.12-97,784.64-44,003.05

Finding the Fourth Proportional to 70,861.12, 97,784.64 and 44,003.05

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Solution

The fourth proportional to 70,861.12, 97,784.64 and 44,003.05 is: 60,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,861.12 : 97,784.64 = 44,003.05 : x
  2. Step 2: Convert to fraction form
    70,861.12/97,784.64 = 44,003.05/x
  3. Step 3: Cross multiply
    70,861.12x = 97,784.64 × 44,003.05
  4. Step 4: Simplify right side
    70,861.12x = 4,302,822,403.15
  5. Step 5: Solve for x
    x = 4,302,822,403.15/70,861.12
  6. Step 6: Final answer
    x = 60,721.91

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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.