Home / 53,011.38-73,134.75-34,159.50

Finding the Fourth Proportional to 53,011.38, 73,134.75 and 34,159.50

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Solution

The fourth proportional to 53,011.38, 73,134.75 and 34,159.50 is: 47,126.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,011.38 : 73,134.75 = 34,159.50 : x
  2. Step 2: Convert to fraction form
    53,011.38/73,134.75 = 34,159.50/x
  3. Step 3: Cross multiply
    53,011.38x = 73,134.75 × 34,159.50
  4. Step 4: Simplify right side
    53,011.38x = 2,498,246,492.63
  5. Step 5: Solve for x
    x = 2,498,246,492.63/53,011.38
  6. Step 6: Final answer
    x = 47,126.61

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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.