Home / 136,089.28-204,045.28-47,336

Finding the Fourth Proportional to 136,089.28, 204,045.28 and 47,336

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Solution

The fourth proportional to 136,089.28, 204,045.28 and 47,336 is: 70,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,089.28 : 204,045.28 = 47,336 : x
  2. Step 2: Convert to fraction form
    136,089.28/204,045.28 = 47,336/x
  3. Step 3: Cross multiply
    136,089.28x = 204,045.28 × 47,336
  4. Step 4: Simplify right side
    136,089.28x = 9,658,687,374.08
  5. Step 5: Solve for x
    x = 9,658,687,374.08/136,089.28
  6. Step 6: Final answer
    x = 70,973.17

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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.