Home / 131,360.48-197,068.41-42,607.08

Finding the Fourth Proportional to 131,360.48, 197,068.41 and 42,607.08

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Solution

The fourth proportional to 131,360.48, 197,068.41 and 42,607.08 is: 63,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,360.48 : 197,068.41 = 42,607.08 : x
  2. Step 2: Convert to fraction form
    131,360.48/197,068.41 = 42,607.08/x
  3. Step 3: Cross multiply
    131,360.48x = 197,068.41 × 42,607.08
  4. Step 4: Simplify right side
    131,360.48x = 8,396,509,510.34
  5. Step 5: Solve for x
    x = 8,396,509,510.34/131,360.48
  6. Step 6: Final answer
    x = 63,919.60

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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.