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Finding the Fourth Proportional to 59,996.70, 90,011.72 and 26,256.72

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Solution

The fourth proportional to 59,996.70, 90,011.72 and 26,256.72 is: 39,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,996.70 : 90,011.72 = 26,256.72 : x
  2. Step 2: Convert to fraction form
    59,996.70/90,011.72 = 26,256.72/x
  3. Step 3: Cross multiply
    59,996.70x = 90,011.72 × 26,256.72
  4. Step 4: Simplify right side
    59,996.70x = 2,363,412,931.94
  5. Step 5: Solve for x
    x = 2,363,412,931.94/59,996.70
  6. Step 6: Final answer
    x = 39,392.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.