Home / 133,530.40-200,364.64-58,703.04

Finding the Fourth Proportional to 133,530.40, 200,364.64 and 58,703.04

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Solution

The fourth proportional to 133,530.40, 200,364.64 and 58,703.04 is: 88,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,530.40 : 200,364.64 = 58,703.04 : x
  2. Step 2: Convert to fraction form
    133,530.40/200,364.64 = 58,703.04/x
  3. Step 3: Cross multiply
    133,530.40x = 200,364.64 × 58,703.04
  4. Step 4: Simplify right side
    133,530.40x = 11,762,013,476.51
  5. Step 5: Solve for x
    x = 11,762,013,476.51/133,530.40
  6. Step 6: Final answer
    x = 88,084.91

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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.