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Finding the Fourth Proportional to 173,373.40, 260,060.10 and 153,328.60

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Solution

The fourth proportional to 173,373.40, 260,060.10 and 153,328.60 is: 229,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,373.40 : 260,060.10 = 153,328.60 : x
  2. Step 2: Convert to fraction form
    173,373.40/260,060.10 = 153,328.60/x
  3. Step 3: Cross multiply
    173,373.40x = 260,060.10 × 153,328.60
  4. Step 4: Simplify right side
    173,373.40x = 39,874,651,048.86
  5. Step 5: Solve for x
    x = 39,874,651,048.86/173,373.40
  6. Step 6: Final answer
    x = 229,992.90

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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.