Home / 154,077.64-212,692.63-93,667.58

Finding the Fourth Proportional to 154,077.64, 212,692.63 and 93,667.58

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Solution

The fourth proportional to 154,077.64, 212,692.63 and 93,667.58 is: 129,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,077.64 : 212,692.63 = 93,667.58 : x
  2. Step 2: Convert to fraction form
    154,077.64/212,692.63 = 93,667.58/x
  3. Step 3: Cross multiply
    154,077.64x = 212,692.63 × 93,667.58
  4. Step 4: Simplify right side
    154,077.64x = 19,922,403,467.60
  5. Step 5: Solve for x
    x = 19,922,403,467.60/154,077.64
  6. Step 6: Final answer
    x = 129,301.07

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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.