Home / 97,590.70-134,673.41-55,148.32

Finding the Fourth Proportional to 97,590.70, 134,673.41 and 55,148.32

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Solution

The fourth proportional to 97,590.70, 134,673.41 and 55,148.32 is: 76,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,590.70 : 134,673.41 = 55,148.32 : x
  2. Step 2: Convert to fraction form
    97,590.70/134,673.41 = 55,148.32/x
  3. Step 3: Cross multiply
    97,590.70x = 134,673.41 × 55,148.32
  4. Step 4: Simplify right side
    97,590.70x = 7,427,012,616.38
  5. Step 5: Solve for x
    x = 7,427,012,616.38/97,590.70
  6. Step 6: Final answer
    x = 76,103.69

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1.5x scale

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.