Home / 70,680.36-97,561.67-45,255.18

Finding the Fourth Proportional to 70,680.36, 97,561.67 and 45,255.18

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Solution

The fourth proportional to 70,680.36, 97,561.67 and 45,255.18 is: 62,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,680.36 : 97,561.67 = 45,255.18 : x
  2. Step 2: Convert to fraction form
    70,680.36/97,561.67 = 45,255.18/x
  3. Step 3: Cross multiply
    70,680.36x = 97,561.67 × 45,255.18
  4. Step 4: Simplify right side
    70,680.36x = 4,415,170,710.67
  5. Step 5: Solve for x
    x = 4,415,170,710.67/70,680.36
  6. Step 6: Final answer
    x = 62,466.73

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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.