Home / 175,510.56-242,208.72-100,066.08

Finding the Fourth Proportional to 175,510.56, 242,208.72 and 100,066.08

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Solution

The fourth proportional to 175,510.56, 242,208.72 and 100,066.08 is: 138,093.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,510.56 : 242,208.72 = 100,066.08 : x
  2. Step 2: Convert to fraction form
    175,510.56/242,208.72 = 100,066.08/x
  3. Step 3: Cross multiply
    175,510.56x = 242,208.72 × 100,066.08
  4. Step 4: Simplify right side
    175,510.56x = 24,236,877,152.22
  5. Step 5: Solve for x
    x = 24,236,877,152.22/175,510.56
  6. Step 6: Final answer
    x = 138,093.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.