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Finding the Fourth Proportional to 250,880.63, 346,209.53 and 136,159.48

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Solution

The fourth proportional to 250,880.63, 346,209.53 and 136,159.48 is: 187,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,880.63 : 346,209.53 = 136,159.48 : x
  2. Step 2: Convert to fraction form
    250,880.63/346,209.53 = 136,159.48/x
  3. Step 3: Cross multiply
    250,880.63x = 346,209.53 × 136,159.48
  4. Step 4: Simplify right side
    250,880.63x = 47,139,709,327.81
  5. Step 5: Solve for x
    x = 47,139,709,327.81/250,880.63
  6. Step 6: Final answer
    x = 187,896.97

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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.