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Finding the Fourth Proportional to 173,409.36, 260,131.36 and 47,051.60

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Solution

The fourth proportional to 173,409.36, 260,131.36 and 47,051.60 is: 70,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,409.36 : 260,131.36 = 47,051.60 : x
  2. Step 2: Convert to fraction form
    173,409.36/260,131.36 = 47,051.60/x
  3. Step 3: Cross multiply
    173,409.36x = 260,131.36 × 47,051.60
  4. Step 4: Simplify right side
    173,409.36x = 12,239,596,698.18
  5. Step 5: Solve for x
    x = 12,239,596,698.18/173,409.36
  6. Step 6: Final answer
    x = 70,582.10

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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.