Home / 209,204.04-288,692.22-118,554.72

Finding the Fourth Proportional to 209,204.04, 288,692.22 and 118,554.72

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Solution

The fourth proportional to 209,204.04, 288,692.22 and 118,554.72 is: 163,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,204.04 : 288,692.22 = 118,554.72 : x
  2. Step 2: Convert to fraction form
    209,204.04/288,692.22 = 118,554.72/x
  3. Step 3: Cross multiply
    209,204.04x = 288,692.22 × 118,554.72
  4. Step 4: Simplify right side
    209,204.04x = 34,225,825,308.28
  5. Step 5: Solve for x
    x = 34,225,825,308.28/209,204.04
  6. Step 6: Final answer
    x = 163,600.21

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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.