Home / 134,367.70-185,503.91-89,106.79

Finding the Fourth Proportional to 134,367.70, 185,503.91 and 89,106.79

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Solution

The fourth proportional to 134,367.70, 185,503.91 and 89,106.79 is: 123,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,367.70 : 185,503.91 = 89,106.79 : x
  2. Step 2: Convert to fraction form
    134,367.70/185,503.91 = 89,106.79/x
  3. Step 3: Cross multiply
    134,367.70x = 185,503.91 × 89,106.79
  4. Step 4: Simplify right side
    134,367.70x = 16,529,657,952.55
  5. Step 5: Solve for x
    x = 16,529,657,952.55/134,367.70
  6. Step 6: Final answer
    x = 123,018.09

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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.