Home / 97,801.54-146,702.31-53,404.07

Finding the Fourth Proportional to 97,801.54, 146,702.31 and 53,404.07

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Solution

The fourth proportional to 97,801.54, 146,702.31 and 53,404.07 is: 80,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,801.54 : 146,702.31 = 53,404.07 : x
  2. Step 2: Convert to fraction form
    97,801.54/146,702.31 = 53,404.07/x
  3. Step 3: Cross multiply
    97,801.54x = 146,702.31 × 53,404.07
  4. Step 4: Simplify right side
    97,801.54x = 7,834,499,498.62
  5. Step 5: Solve for x
    x = 7,834,499,498.62/97,801.54
  6. Step 6: Final answer
    x = 80,106.10

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1.5x scale

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.