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Finding the Fourth Proportional to 183,632.50, 253,409.52 and 103,053.70

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Solution

The fourth proportional to 183,632.50, 253,409.52 and 103,053.70 is: 142,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,632.50 : 253,409.52 = 103,053.70 : x
  2. Step 2: Convert to fraction form
    183,632.50/253,409.52 = 103,053.70/x
  3. Step 3: Cross multiply
    183,632.50x = 253,409.52 × 103,053.70
  4. Step 4: Simplify right side
    183,632.50x = 26,114,788,651.22
  5. Step 5: Solve for x
    x = 26,114,788,651.22/183,632.50
  6. Step 6: Final answer
    x = 142,212.24

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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.