Home / 97,145.04-134,056.26-54,705.36

Finding the Fourth Proportional to 97,145.04, 134,056.26 and 54,705.36

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Solution

The fourth proportional to 97,145.04, 134,056.26 and 54,705.36 is: 75,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,145.04 : 134,056.26 = 54,705.36 : x
  2. Step 2: Convert to fraction form
    97,145.04/134,056.26 = 54,705.36/x
  3. Step 3: Cross multiply
    97,145.04x = 134,056.26 × 54,705.36
  4. Step 4: Simplify right side
    97,145.04x = 7,333,595,963.55
  5. Step 5: Solve for x
    x = 7,333,595,963.55/97,145.04
  6. Step 6: Final answer
    x = 75,491.20

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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.