Home / 52,252.96-72,107.04-31,031.68

Finding the Fourth Proportional to 52,252.96, 72,107.04 and 31,031.68

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Solution

The fourth proportional to 52,252.96, 72,107.04 and 31,031.68 is: 42,822.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,252.96 : 72,107.04 = 31,031.68 : x
  2. Step 2: Convert to fraction form
    52,252.96/72,107.04 = 31,031.68/x
  3. Step 3: Cross multiply
    52,252.96x = 72,107.04 × 31,031.68
  4. Step 4: Simplify right side
    52,252.96x = 2,237,602,591.03
  5. Step 5: Solve for x
    x = 2,237,602,591.03/52,252.96
  6. Step 6: Final answer
    x = 42,822.50

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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.