Home / 197,430.72-296,146.09-47,670.86

Finding the Fourth Proportional to 197,430.72, 296,146.09 and 47,670.86

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Solution

The fourth proportional to 197,430.72, 296,146.09 and 47,670.86 is: 71,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,430.72 : 296,146.09 = 47,670.86 : x
  2. Step 2: Convert to fraction form
    197,430.72/296,146.09 = 47,670.86/x
  3. Step 3: Cross multiply
    197,430.72x = 296,146.09 × 47,670.86
  4. Step 4: Simplify right side
    197,430.72x = 14,117,539,595.89
  5. Step 5: Solve for x
    x = 14,117,539,595.89/197,430.72
  6. Step 6: Final answer
    x = 71,506.30

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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.