Home / 127,590.03-191,455.52-52,692.75

Finding the Fourth Proportional to 127,590.03, 191,455.52 and 52,692.75

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Solution

The fourth proportional to 127,590.03, 191,455.52 and 52,692.75 is: 79,068.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,590.03 : 191,455.52 = 52,692.75 : x
  2. Step 2: Convert to fraction form
    127,590.03/191,455.52 = 52,692.75/x
  3. Step 3: Cross multiply
    127,590.03x = 191,455.52 × 52,692.75
  4. Step 4: Simplify right side
    127,590.03x = 10,088,317,588.02
  5. Step 5: Solve for x
    x = 10,088,317,588.02/127,590.03
  6. Step 6: Final answer
    x = 79,068.23

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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.