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Finding the Fourth Proportional to 70,607.69, 97,501.91 and 52,671.56

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Solution

The fourth proportional to 70,607.69, 97,501.91 and 52,671.56 is: 72,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,607.69 : 97,501.91 = 52,671.56 : x
  2. Step 2: Convert to fraction form
    70,607.69/97,501.91 = 52,671.56/x
  3. Step 3: Cross multiply
    70,607.69x = 97,501.91 × 52,671.56
  4. Step 4: Simplify right side
    70,607.69x = 5,135,577,317.44
  5. Step 5: Solve for x
    x = 5,135,577,317.44/70,607.69
  6. Step 6: Final answer
    x = 72,733.96

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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.