Home / 97,813.04-134,983.08-55,370.64

Finding the Fourth Proportional to 97,813.04, 134,983.08 and 55,370.64

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Solution

The fourth proportional to 97,813.04, 134,983.08 and 55,370.64 is: 76,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,813.04 : 134,983.08 = 55,370.64 : x
  2. Step 2: Convert to fraction form
    97,813.04/134,983.08 = 55,370.64/x
  3. Step 3: Cross multiply
    97,813.04x = 134,983.08 × 55,370.64
  4. Step 4: Simplify right side
    97,813.04x = 7,474,099,528.77
  5. Step 5: Solve for x
    x = 7,474,099,528.77/97,813.04
  6. Step 6: Final answer
    x = 76,412.10

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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.