Home / 127,835.96-176,412.43-69,692.69

Finding the Fourth Proportional to 127,835.96, 176,412.43 and 69,692.69

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Solution

The fourth proportional to 127,835.96, 176,412.43 and 69,692.69 is: 96,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,835.96 : 176,412.43 = 69,692.69 : x
  2. Step 2: Convert to fraction form
    127,835.96/176,412.43 = 69,692.69/x
  3. Step 3: Cross multiply
    127,835.96x = 176,412.43 × 69,692.69
  4. Step 4: Simplify right side
    127,835.96x = 12,294,655,939.94
  5. Step 5: Solve for x
    x = 12,294,655,939.94/127,835.96
  6. Step 6: Final answer
    x = 96,175.25

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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.