Home / 125,710.25-173,455.31-70,521.41

Finding the Fourth Proportional to 125,710.25, 173,455.31 and 70,521.41

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Solution

The fourth proportional to 125,710.25, 173,455.31 and 70,521.41 is: 97,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,710.25 : 173,455.31 = 70,521.41 : x
  2. Step 2: Convert to fraction form
    125,710.25/173,455.31 = 70,521.41/x
  3. Step 3: Cross multiply
    125,710.25x = 173,455.31 × 70,521.41
  4. Step 4: Simplify right side
    125,710.25x = 12,232,313,643.13
  5. Step 5: Solve for x
    x = 12,232,313,643.13/125,710.25
  6. Step 6: Final answer
    x = 97,305.62

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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.