Home / 65,852.09-90,875.62-35,637.17

Finding the Fourth Proportional to 65,852.09, 90,875.62 and 35,637.17

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Solution

The fourth proportional to 65,852.09, 90,875.62 and 35,637.17 is: 49,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852.09 : 90,875.62 = 35,637.17 : x
  2. Step 2: Convert to fraction form
    65,852.09/90,875.62 = 35,637.17/x
  3. Step 3: Cross multiply
    65,852.09x = 90,875.62 × 35,637.17
  4. Step 4: Simplify right side
    65,852.09x = 3,238,549,508.96
  5. Step 5: Solve for x
    x = 3,238,549,508.96/65,852.09
  6. Step 6: Final answer
    x = 49,179.15

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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.