Home / 136,352.34-204,539.46-47,603.88

Finding the Fourth Proportional to 136,352.34, 204,539.46 and 47,603.88

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Solution

The fourth proportional to 136,352.34, 204,539.46 and 47,603.88 is: 71,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,352.34 : 204,539.46 = 47,603.88 : x
  2. Step 2: Convert to fraction form
    136,352.34/204,539.46 = 47,603.88/x
  3. Step 3: Cross multiply
    136,352.34x = 204,539.46 × 47,603.88
  4. Step 4: Simplify right side
    136,352.34x = 9,736,871,909.10
  5. Step 5: Solve for x
    x = 9,736,871,909.10/136,352.34
  6. Step 6: Final answer
    x = 71,409.64

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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.