Home / 127,567.08-191,373.84-42,182.82

Finding the Fourth Proportional to 127,567.08, 191,373.84 and 42,182.82

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Solution

The fourth proportional to 127,567.08, 191,373.84 and 42,182.82 is: 63,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,567.08 : 191,373.84 = 42,182.82 : x
  2. Step 2: Convert to fraction form
    127,567.08/191,373.84 = 42,182.82/x
  3. Step 3: Cross multiply
    127,567.08x = 191,373.84 × 42,182.82
  4. Step 4: Simplify right side
    127,567.08x = 8,072,688,245.43
  5. Step 5: Solve for x
    x = 8,072,688,245.43/127,567.08
  6. Step 6: Final answer
    x = 63,281.91

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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.