Home / 70,635.04-97,448.77-40,404.22

Finding the Fourth Proportional to 70,635.04, 97,448.77 and 40,404.22

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Solution

The fourth proportional to 70,635.04, 97,448.77 and 40,404.22 is: 55,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,635.04 : 97,448.77 = 40,404.22 : x
  2. Step 2: Convert to fraction form
    70,635.04/97,448.77 = 40,404.22/x
  3. Step 3: Cross multiply
    70,635.04x = 97,448.77 × 40,404.22
  4. Step 4: Simplify right side
    70,635.04x = 3,937,341,348.69
  5. Step 5: Solve for x
    x = 3,937,341,348.69/70,635.04
  6. Step 6: Final answer
    x = 55,742.04

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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.