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Finding the Fourth Proportional to 163,044.16, 224,897.36 and 117,788.64

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Solution

The fourth proportional to 163,044.16, 224,897.36 and 117,788.64 is: 162,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,044.16 : 224,897.36 = 117,788.64 : x
  2. Step 2: Convert to fraction form
    163,044.16/224,897.36 = 117,788.64/x
  3. Step 3: Cross multiply
    163,044.16x = 224,897.36 × 117,788.64
  4. Step 4: Simplify right side
    163,044.16x = 26,490,354,173.99
  5. Step 5: Solve for x
    x = 26,490,354,173.99/163,044.16
  6. Step 6: Final answer
    x = 162,473.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.