Home / 134,315.70-201,619.35-104,864.10

Finding the Fourth Proportional to 134,315.70, 201,619.35 and 104,864.10

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Solution

The fourth proportional to 134,315.70, 201,619.35 and 104,864.10 is: 157,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,315.70 : 201,619.35 = 104,864.10 : x
  2. Step 2: Convert to fraction form
    134,315.70/201,619.35 = 104,864.10/x
  3. Step 3: Cross multiply
    134,315.70x = 201,619.35 × 104,864.10
  4. Step 4: Simplify right side
    134,315.70x = 21,142,631,680.34
  5. Step 5: Solve for x
    x = 21,142,631,680.34/134,315.70
  6. Step 6: Final answer
    x = 157,409.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.