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Finding the Fourth Proportional to 95,856.30, 143,784.45 and 49,200.30

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Solution

The fourth proportional to 95,856.30, 143,784.45 and 49,200.30 is: 73,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,856.30 : 143,784.45 = 49,200.30 : x
  2. Step 2: Convert to fraction form
    95,856.30/143,784.45 = 49,200.30/x
  3. Step 3: Cross multiply
    95,856.30x = 143,784.45 × 49,200.30
  4. Step 4: Simplify right side
    95,856.30x = 7,074,238,075.34
  5. Step 5: Solve for x
    x = 7,074,238,075.34/95,856.30
  6. Step 6: Final answer
    x = 73,800.45

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1.5x scale

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.