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Finding the Fourth Proportional to 163,099.65, 244,590.78 and 56,454.63

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Solution

The fourth proportional to 163,099.65, 244,590.78 and 56,454.63 is: 84,661.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,099.65 : 244,590.78 = 56,454.63 : x
  2. Step 2: Convert to fraction form
    163,099.65/244,590.78 = 56,454.63/x
  3. Step 3: Cross multiply
    163,099.65x = 244,590.78 × 56,454.63
  4. Step 4: Simplify right side
    163,099.65x = 13,808,281,986.31
  5. Step 5: Solve for x
    x = 13,808,281,986.31/163,099.65
  6. Step 6: Final answer
    x = 84,661.63

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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.