Home / 70,675.22-97,431.42-56,208.22

Finding the Fourth Proportional to 70,675.22, 97,431.42 and 56,208.22

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Solution

The fourth proportional to 70,675.22, 97,431.42 and 56,208.22 is: 77,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,675.22 : 97,431.42 = 56,208.22 : x
  2. Step 2: Convert to fraction form
    70,675.22/97,431.42 = 56,208.22/x
  3. Step 3: Cross multiply
    70,675.22x = 97,431.42 × 56,208.22
  4. Step 4: Simplify right side
    70,675.22x = 5,476,446,657.47
  5. Step 5: Solve for x
    x = 5,476,446,657.47/70,675.22
  6. Step 6: Final answer
    x = 77,487.51

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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.