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Finding the Fourth Proportional to 163,323, 245,016.06 and 56,710.80

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Solution

The fourth proportional to 163,323, 245,016.06 and 56,710.80 is: 85,077.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,323 : 245,016.06 = 56,710.80 : x
  2. Step 2: Convert to fraction form
    163,323/245,016.06 = 56,710.80/x
  3. Step 3: Cross multiply
    163,323x = 245,016.06 × 56,710.80
  4. Step 4: Simplify right side
    163,323x = 13,895,056,775.45
  5. Step 5: Solve for x
    x = 13,895,056,775.45/163,323
  6. Step 6: Final answer
    x = 85,077.16

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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.