Home / 131,312.34-197,003.48-47,080.91

Finding the Fourth Proportional to 131,312.34, 197,003.48 and 47,080.91

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Solution

The fourth proportional to 131,312.34, 197,003.48 and 47,080.91 is: 70,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,312.34 : 197,003.48 = 47,080.91 : x
  2. Step 2: Convert to fraction form
    131,312.34/197,003.48 = 47,080.91/x
  3. Step 3: Cross multiply
    131,312.34x = 197,003.48 × 47,080.91
  4. Step 4: Simplify right side
    131,312.34x = 9,275,103,368.67
  5. Step 5: Solve for x
    x = 9,275,103,368.67/131,312.34
  6. Step 6: Final answer
    x = 70,633.91

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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.