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Finding the Fourth Proportional to 265,834.68, 366,858.80 and 144,981.08

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Solution

The fourth proportional to 265,834.68, 366,858.80 and 144,981.08 is: 200,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,834.68 : 366,858.80 = 144,981.08 : x
  2. Step 2: Convert to fraction form
    265,834.68/366,858.80 = 144,981.08/x
  3. Step 3: Cross multiply
    265,834.68x = 366,858.80 × 144,981.08
  4. Step 4: Simplify right side
    265,834.68x = 53,187,585,031.50
  5. Step 5: Solve for x
    x = 53,187,585,031.50/265,834.68
  6. Step 6: Final answer
    x = 200,077.68

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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.