Home / 70,037.03-96,655.67-39,825.16

Finding the Fourth Proportional to 70,037.03, 96,655.67 and 39,825.16

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Solution

The fourth proportional to 70,037.03, 96,655.67 and 39,825.16 is: 54,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,037.03 : 96,655.67 = 39,825.16 : x
  2. Step 2: Convert to fraction form
    70,037.03/96,655.67 = 39,825.16/x
  3. Step 3: Cross multiply
    70,037.03x = 96,655.67 × 39,825.16
  4. Step 4: Simplify right side
    70,037.03x = 3,849,327,519.02
  5. Step 5: Solve for x
    x = 3,849,327,519.02/70,037.03
  6. Step 6: Final answer
    x = 54,961.32

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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.