Home / 70,296.08-97,014.33-40,090.88

Finding the Fourth Proportional to 70,296.08, 97,014.33 and 40,090.88

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Solution

The fourth proportional to 70,296.08, 97,014.33 and 40,090.88 is: 55,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,296.08 : 97,014.33 = 40,090.88 : x
  2. Step 2: Convert to fraction form
    70,296.08/97,014.33 = 40,090.88/x
  3. Step 3: Cross multiply
    70,296.08x = 97,014.33 × 40,090.88
  4. Step 4: Simplify right side
    70,296.08x = 3,889,390,104.85
  5. Step 5: Solve for x
    x = 3,889,390,104.85/70,296.08
  6. Step 6: Final answer
    x = 55,328.70

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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.