Home / 145,460.31-200,506.50-133,256.85

Finding the Fourth Proportional to 145,460.31, 200,506.50 and 133,256.85

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Solution

The fourth proportional to 145,460.31, 200,506.50 and 133,256.85 is: 183,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,460.31 : 200,506.50 = 133,256.85 : x
  2. Step 2: Convert to fraction form
    145,460.31/200,506.50 = 133,256.85/x
  3. Step 3: Cross multiply
    145,460.31x = 200,506.50 × 133,256.85
  4. Step 4: Simplify right side
    145,460.31x = 26,718,864,594.53
  5. Step 5: Solve for x
    x = 26,718,864,594.53/145,460.31
  6. Step 6: Final answer
    x = 183,684.91

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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.