Home / 97,318.72-134,300.58-57,033.64

Finding the Fourth Proportional to 97,318.72, 134,300.58 and 57,033.64

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Solution

The fourth proportional to 97,318.72, 134,300.58 and 57,033.64 is: 78,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,318.72 : 134,300.58 = 57,033.64 : x
  2. Step 2: Convert to fraction form
    97,318.72/134,300.58 = 57,033.64/x
  3. Step 3: Cross multiply
    97,318.72x = 134,300.58 × 57,033.64
  4. Step 4: Simplify right side
    97,318.72x = 7,659,650,931.51
  5. Step 5: Solve for x
    x = 7,659,650,931.51/97,318.72
  6. Step 6: Final answer
    x = 78,706.86

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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.