Home / 104,592.36-144,339.66-64,328.88

Finding the Fourth Proportional to 104,592.36, 144,339.66 and 64,328.88

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Solution

The fourth proportional to 104,592.36, 144,339.66 and 64,328.88 is: 88,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,592.36 : 144,339.66 = 64,328.88 : x
  2. Step 2: Convert to fraction form
    104,592.36/144,339.66 = 64,328.88/x
  3. Step 3: Cross multiply
    104,592.36x = 144,339.66 × 64,328.88
  4. Step 4: Simplify right side
    104,592.36x = 9,285,208,667.38
  5. Step 5: Solve for x
    x = 9,285,208,667.38/104,592.36
  6. Step 6: Final answer
    x = 88,775.21

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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.