Home / 121,088.04-181,685.34-61,972.44

Finding the Fourth Proportional to 121,088.04, 181,685.34 and 61,972.44

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Solution

The fourth proportional to 121,088.04, 181,685.34 and 61,972.44 is: 92,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,088.04 : 181,685.34 = 61,972.44 : x
  2. Step 2: Convert to fraction form
    121,088.04/181,685.34 = 61,972.44/x
  3. Step 3: Cross multiply
    121,088.04x = 181,685.34 × 61,972.44
  4. Step 4: Simplify right side
    121,088.04x = 11,259,483,832.03
  5. Step 5: Solve for x
    x = 11,259,483,832.03/121,088.04
  6. Step 6: Final answer
    x = 92,985.93

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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.