Home / 136,363.42-204,402.93-76,303.84

Finding the Fourth Proportional to 136,363.42, 204,402.93 and 76,303.84

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Solution

The fourth proportional to 136,363.42, 204,402.93 and 76,303.84 is: 114,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,363.42 : 204,402.93 = 76,303.84 : x
  2. Step 2: Convert to fraction form
    136,363.42/204,402.93 = 76,303.84/x
  3. Step 3: Cross multiply
    136,363.42x = 204,402.93 × 76,303.84
  4. Step 4: Simplify right side
    136,363.42x = 15,596,728,466.25
  5. Step 5: Solve for x
    x = 15,596,728,466.25/136,363.42
  6. Step 6: Final answer
    x = 114,376.19

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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.