Home / 250,931.34-346,285.56-136,209.92

Finding the Fourth Proportional to 250,931.34, 346,285.56 and 136,209.92

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Solution

The fourth proportional to 250,931.34, 346,285.56 and 136,209.92 is: 187,969.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,931.34 : 346,285.56 = 136,209.92 : x
  2. Step 2: Convert to fraction form
    250,931.34/346,285.56 = 136,209.92/x
  3. Step 3: Cross multiply
    250,931.34x = 346,285.56 × 136,209.92
  4. Step 4: Simplify right side
    250,931.34x = 47,167,528,424.76
  5. Step 5: Solve for x
    x = 47,167,528,424.76/250,931.34
  6. Step 6: Final answer
    x = 187,969.86

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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.