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Finding the Fourth Proportional to 163,487.48, 245,085.92 and 63,624.32

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Solution

The fourth proportional to 163,487.48, 245,085.92 and 63,624.32 is: 95,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,487.48 : 245,085.92 = 63,624.32 : x
  2. Step 2: Convert to fraction form
    163,487.48/245,085.92 = 63,624.32/x
  3. Step 3: Cross multiply
    163,487.48x = 245,085.92 × 63,624.32
  4. Step 4: Simplify right side
    163,487.48x = 15,593,425,001.57
  5. Step 5: Solve for x
    x = 15,593,425,001.57/163,487.48
  6. Step 6: Final answer
    x = 95,379.93

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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.