Home / 125,801.22-173,601.73-68,439.08

Finding the Fourth Proportional to 125,801.22, 173,601.73 and 68,439.08

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Solution

The fourth proportional to 125,801.22, 173,601.73 and 68,439.08 is: 94,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,801.22 : 173,601.73 = 68,439.08 : x
  2. Step 2: Convert to fraction form
    125,801.22/173,601.73 = 68,439.08/x
  3. Step 3: Cross multiply
    125,801.22x = 173,601.73 × 68,439.08
  4. Step 4: Simplify right side
    125,801.22x = 11,881,141,477.40
  5. Step 5: Solve for x
    x = 11,881,141,477.40/125,801.22
  6. Step 6: Final answer
    x = 94,443.77

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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.