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Finding the Fourth Proportional to 163,055.40, 228,588.60 and 163,055.40

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Solution

The fourth proportional to 163,055.40, 228,588.60 and 163,055.40 is: 228,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,055.40 : 228,588.60 = 163,055.40 : x
  2. Step 2: Convert to fraction form
    163,055.40/228,588.60 = 163,055.40/x
  3. Step 3: Cross multiply
    163,055.40x = 228,588.60 × 163,055.40
  4. Step 4: Simplify right side
    163,055.40x = 37,272,605,608.44
  5. Step 5: Solve for x
    x = 37,272,605,608.44/163,055.40
  6. Step 6: Final answer
    x = 228,588.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.