Home / 131,730.16-197,453.52-56,885.56

Finding the Fourth Proportional to 131,730.16, 197,453.52 and 56,885.56

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Solution

The fourth proportional to 131,730.16, 197,453.52 and 56,885.56 is: 85,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,730.16 : 197,453.52 = 56,885.56 : x
  2. Step 2: Convert to fraction form
    131,730.16/197,453.52 = 56,885.56/x
  3. Step 3: Cross multiply
    131,730.16x = 197,453.52 × 56,885.56
  4. Step 4: Simplify right side
    131,730.16x = 11,232,254,059.17
  5. Step 5: Solve for x
    x = 11,232,254,059.17/131,730.16
  6. Step 6: Final answer
    x = 85,267.14

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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.