Home / 175,772.80-242,581.40-99,305.94

Finding the Fourth Proportional to 175,772.80, 242,581.40 and 99,305.94

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Solution

The fourth proportional to 175,772.80, 242,581.40 and 99,305.94 is: 137,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,772.80 : 242,581.40 = 99,305.94 : x
  2. Step 2: Convert to fraction form
    175,772.80/242,581.40 = 99,305.94/x
  3. Step 3: Cross multiply
    175,772.80x = 242,581.40 × 99,305.94
  4. Step 4: Simplify right side
    175,772.80x = 24,089,773,953.52
  5. Step 5: Solve for x
    x = 24,089,773,953.52/175,772.80
  6. Step 6: Final answer
    x = 137,050.64

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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.