Home / 131,746.12-197,557.65-47,495.18

Finding the Fourth Proportional to 131,746.12, 197,557.65 and 47,495.18

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Solution

The fourth proportional to 131,746.12, 197,557.65 and 47,495.18 is: 71,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,746.12 : 197,557.65 = 47,495.18 : x
  2. Step 2: Convert to fraction form
    131,746.12/197,557.65 = 47,495.18/x
  3. Step 3: Cross multiply
    131,746.12x = 197,557.65 × 47,495.18
  4. Step 4: Simplify right side
    131,746.12x = 9,383,036,641.02
  5. Step 5: Solve for x
    x = 9,383,036,641.02/131,746.12
  6. Step 6: Final answer
    x = 71,220.59

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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.