Home / 70,330.12-97,055.22-38,498.44

Finding the Fourth Proportional to 70,330.12, 97,055.22 and 38,498.44

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Solution

The fourth proportional to 70,330.12, 97,055.22 and 38,498.44 is: 53,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,330.12 : 97,055.22 = 38,498.44 : x
  2. Step 2: Convert to fraction form
    70,330.12/97,055.22 = 38,498.44/x
  3. Step 3: Cross multiply
    70,330.12x = 97,055.22 × 38,498.44
  4. Step 4: Simplify right side
    70,330.12x = 3,736,474,563.86
  5. Step 5: Solve for x
    x = 3,736,474,563.86/70,330.12
  6. Step 6: Final answer
    x = 53,127.66

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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.