Home / 131,156.10-196,547.94-59,903.64

Finding the Fourth Proportional to 131,156.10, 196,547.94 and 59,903.64

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Solution

The fourth proportional to 131,156.10, 196,547.94 and 59,903.64 is: 89,770.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,156.10 : 196,547.94 = 59,903.64 : x
  2. Step 2: Convert to fraction form
    131,156.10/196,547.94 = 59,903.64/x
  3. Step 3: Cross multiply
    131,156.10x = 196,547.94 × 59,903.64
  4. Step 4: Simplify right side
    131,156.10x = 11,773,937,040.50
  5. Step 5: Solve for x
    x = 11,773,937,040.50/131,156.10
  6. Step 6: Final answer
    x = 89,770.41

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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.