Home / 104,588.30-144,335.04-64,325.72

Finding the Fourth Proportional to 104,588.30, 144,335.04 and 64,325.72

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Solution

The fourth proportional to 104,588.30, 144,335.04 and 64,325.72 is: 88,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,588.30 : 144,335.04 = 64,325.72 : x
  2. Step 2: Convert to fraction form
    104,588.30/144,335.04 = 64,325.72/x
  3. Step 3: Cross multiply
    104,588.30x = 144,335.04 × 64,325.72
  4. Step 4: Simplify right side
    104,588.30x = 9,284,455,369.23
  5. Step 5: Solve for x
    x = 9,284,455,369.23/104,588.30
  6. Step 6: Final answer
    x = 88,771.45

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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.