Home / 132,666.39-183,077.25-72,235.94

Finding the Fourth Proportional to 132,666.39, 183,077.25 and 72,235.94

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Solution

The fourth proportional to 132,666.39, 183,077.25 and 72,235.94 is: 99,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,666.39 : 183,077.25 = 72,235.94 : x
  2. Step 2: Convert to fraction form
    132,666.39/183,077.25 = 72,235.94/x
  3. Step 3: Cross multiply
    132,666.39x = 183,077.25 × 72,235.94
  4. Step 4: Simplify right side
    132,666.39x = 13,224,756,330.98
  5. Step 5: Solve for x
    x = 13,224,756,330.98/132,666.39
  6. Step 6: Final answer
    x = 99,684.30

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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.