Home / 131,417.28-197,266.20-56,574.48

Finding the Fourth Proportional to 131,417.28, 197,266.20 and 56,574.48

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Solution

The fourth proportional to 131,417.28, 197,266.20 and 56,574.48 is: 84,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,417.28 : 197,266.20 = 56,574.48 : x
  2. Step 2: Convert to fraction form
    131,417.28/197,266.20 = 56,574.48/x
  3. Step 3: Cross multiply
    131,417.28x = 197,266.20 × 56,574.48
  4. Step 4: Simplify right side
    131,417.28x = 11,160,232,686.58
  5. Step 5: Solve for x
    x = 11,160,232,686.58/131,417.28
  6. Step 6: Final answer
    x = 84,922.11

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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.