Home / 131,411.60-197,117.40-56,567.60

Finding the Fourth Proportional to 131,411.60, 197,117.40 and 56,567.60

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Solution

The fourth proportional to 131,411.60, 197,117.40 and 56,567.60 is: 84,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,411.60 : 197,117.40 = 56,567.60 : x
  2. Step 2: Convert to fraction form
    131,411.60/197,117.40 = 56,567.60/x
  3. Step 3: Cross multiply
    131,411.60x = 197,117.40 × 56,567.60
  4. Step 4: Simplify right side
    131,411.60x = 11,150,458,236.24
  5. Step 5: Solve for x
    x = 11,150,458,236.24/131,411.60
  6. Step 6: Final answer
    x = 84,851.40

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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.