Home / 94,961.61-142,552.40-55,547.01

Finding the Fourth Proportional to 94,961.61, 142,552.40 and 55,547.01

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Solution

The fourth proportional to 94,961.61, 142,552.40 and 55,547.01 is: 83,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,961.61 : 142,552.40 = 55,547.01 : x
  2. Step 2: Convert to fraction form
    94,961.61/142,552.40 = 55,547.01/x
  3. Step 3: Cross multiply
    94,961.61x = 142,552.40 × 55,547.01
  4. Step 4: Simplify right side
    94,961.61x = 7,918,359,310.59
  5. Step 5: Solve for x
    x = 7,918,359,310.59/94,961.61
  6. Step 6: Final answer
    x = 83,384.85

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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.