Home / 70,031.22-96,615.53-43,127.02

Finding the Fourth Proportional to 70,031.22, 96,615.53 and 43,127.02

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Solution

The fourth proportional to 70,031.22, 96,615.53 and 43,127.02 is: 59,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,031.22 : 96,615.53 = 43,127.02 : x
  2. Step 2: Convert to fraction form
    70,031.22/96,615.53 = 43,127.02/x
  3. Step 3: Cross multiply
    70,031.22x = 96,615.53 × 43,127.02
  4. Step 4: Simplify right side
    70,031.22x = 4,166,739,894.62
  5. Step 5: Solve for x
    x = 4,166,739,894.62/70,031.22
  6. Step 6: Final answer
    x = 59,498.32

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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.