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Finding the Fourth Proportional to 173,397.60, 243,223.20 and 173,397.60

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Solution

The fourth proportional to 173,397.60, 243,223.20 and 173,397.60 is: 243,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,397.60 : 243,223.20 = 173,397.60 : x
  2. Step 2: Convert to fraction form
    173,397.60/243,223.20 = 173,397.60/x
  3. Step 3: Cross multiply
    173,397.60x = 243,223.20 × 173,397.60
  4. Step 4: Simplify right side
    173,397.60x = 42,174,319,144.32
  5. Step 5: Solve for x
    x = 42,174,319,144.32/173,397.60
  6. Step 6: Final answer
    x = 243,223.20

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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.