Home / 148,024.67-204,261.70-83,490.35

Finding the Fourth Proportional to 148,024.67, 204,261.70 and 83,490.35

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Solution

The fourth proportional to 148,024.67, 204,261.70 and 83,490.35 is: 115,209.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,024.67 : 204,261.70 = 83,490.35 : x
  2. Step 2: Convert to fraction form
    148,024.67/204,261.70 = 83,490.35/x
  3. Step 3: Cross multiply
    148,024.67x = 204,261.70 × 83,490.35
  4. Step 4: Simplify right side
    148,024.67x = 17,053,879,385.83
  5. Step 5: Solve for x
    x = 17,053,879,385.83/148,024.67
  6. Step 6: Final answer
    x = 115,209.71

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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.