Home / 70,498.45-97,291.43-38,670.31

Finding the Fourth Proportional to 70,498.45, 97,291.43 and 38,670.31

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Solution

The fourth proportional to 70,498.45, 97,291.43 and 38,670.31 is: 53,366.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,498.45 : 97,291.43 = 38,670.31 : x
  2. Step 2: Convert to fraction form
    70,498.45/97,291.43 = 38,670.31/x
  3. Step 3: Cross multiply
    70,498.45x = 97,291.43 × 38,670.31
  4. Step 4: Simplify right side
    70,498.45x = 3,762,289,758.44
  5. Step 5: Solve for x
    x = 3,762,289,758.44/70,498.45
  6. Step 6: Final answer
    x = 53,366.99

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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.