Home / 70,536.11-97,339.82-40,322.10

Finding the Fourth Proportional to 70,536.11, 97,339.82 and 40,322.10

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Solution

The fourth proportional to 70,536.11, 97,339.82 and 40,322.10 is: 55,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,536.11 : 97,339.82 = 40,322.10 : x
  2. Step 2: Convert to fraction form
    70,536.11/97,339.82 = 40,322.10/x
  3. Step 3: Cross multiply
    70,536.11x = 97,339.82 × 40,322.10
  4. Step 4: Simplify right side
    70,536.11x = 3,924,946,402.95
  5. Step 5: Solve for x
    x = 3,924,946,402.95/70,536.11
  6. Step 6: Final answer
    x = 55,644.50

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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.