Home / 136,256.04-204,088.68-65,988

Finding the Fourth Proportional to 136,256.04, 204,088.68 and 65,988

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Solution

The fourth proportional to 136,256.04, 204,088.68 and 65,988 is: 98,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,256.04 : 204,088.68 = 65,988 : x
  2. Step 2: Convert to fraction form
    136,256.04/204,088.68 = 65,988/x
  3. Step 3: Cross multiply
    136,256.04x = 204,088.68 × 65,988
  4. Step 4: Simplify right side
    136,256.04x = 13,467,403,815.84
  5. Step 5: Solve for x
    x = 13,467,403,815.84/136,256.04
  6. Step 6: Final answer
    x = 98,838.95

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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.