Home / 65,852.48-90,875.72-35,637.14

Finding the Fourth Proportional to 65,852.48, 90,875.72 and 35,637.14

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Solution

The fourth proportional to 65,852.48, 90,875.72 and 35,637.14 is: 49,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852.48 : 90,875.72 = 35,637.14 : x
  2. Step 2: Convert to fraction form
    65,852.48/90,875.72 = 35,637.14/x
  3. Step 3: Cross multiply
    65,852.48x = 90,875.72 × 35,637.14
  4. Step 4: Simplify right side
    65,852.48x = 3,238,550,756.24
  5. Step 5: Solve for x
    x = 3,238,550,756.24/65,852.48
  6. Step 6: Final answer
    x = 49,178.87

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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.