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Finding the Fourth Proportional to 180,488.84, 249,066.52 and 99,910.67

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Solution

The fourth proportional to 180,488.84, 249,066.52 and 99,910.67 is: 137,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,488.84 : 249,066.52 = 99,910.67 : x
  2. Step 2: Convert to fraction form
    180,488.84/249,066.52 = 99,910.67/x
  3. Step 3: Cross multiply
    180,488.84x = 249,066.52 × 99,910.67
  4. Step 4: Simplify right side
    180,488.84x = 24,884,401,392.66
  5. Step 5: Solve for x
    x = 24,884,401,392.66/180,488.84
  6. Step 6: Final answer
    x = 137,872.25

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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.