Home / 70,715.26-97,486.55-56,248.21

Finding the Fourth Proportional to 70,715.26, 97,486.55 and 56,248.21

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Solution

The fourth proportional to 70,715.26, 97,486.55 and 56,248.21 is: 77,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,715.26 : 97,486.55 = 56,248.21 : x
  2. Step 2: Convert to fraction form
    70,715.26/97,486.55 = 56,248.21/x
  3. Step 3: Cross multiply
    70,715.26x = 97,486.55 × 56,248.21
  4. Step 4: Simplify right side
    70,715.26x = 5,483,443,655.33
  5. Step 5: Solve for x
    x = 5,483,443,655.33/70,715.26
  6. Step 6: Final answer
    x = 77,542.58

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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.