Home / 97,817.10-146,725.65-47,904.90

Finding the Fourth Proportional to 97,817.10, 146,725.65 and 47,904.90

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Solution

The fourth proportional to 97,817.10, 146,725.65 and 47,904.90 is: 71,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,817.10 : 146,725.65 = 47,904.90 : x
  2. Step 2: Convert to fraction form
    97,817.10/146,725.65 = 47,904.90/x
  3. Step 3: Cross multiply
    97,817.10x = 146,725.65 × 47,904.90
  4. Step 4: Simplify right side
    97,817.10x = 7,028,877,590.69
  5. Step 5: Solve for x
    x = 7,028,877,590.69/97,817.10
  6. Step 6: Final answer
    x = 71,857.35

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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.