Home / 175,567.37-242,281.94-99,111.20

Finding the Fourth Proportional to 175,567.37, 242,281.94 and 99,111.20

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Solution

The fourth proportional to 175,567.37, 242,281.94 and 99,111.20 is: 136,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,567.37 : 242,281.94 = 99,111.20 : x
  2. Step 2: Convert to fraction form
    175,567.37/242,281.94 = 99,111.20/x
  3. Step 3: Cross multiply
    175,567.37x = 242,281.94 × 99,111.20
  4. Step 4: Simplify right side
    175,567.37x = 24,012,852,104.76
  5. Step 5: Solve for x
    x = 24,012,852,104.76/175,567.37
  6. Step 6: Final answer
    x = 136,772.87

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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.