Home / 125,058.06-187,587.09-42,010.38

Finding the Fourth Proportional to 125,058.06, 187,587.09 and 42,010.38

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Solution

The fourth proportional to 125,058.06, 187,587.09 and 42,010.38 is: 63,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,058.06 : 187,587.09 = 42,010.38 : x
  2. Step 2: Convert to fraction form
    125,058.06/187,587.09 = 42,010.38/x
  3. Step 3: Cross multiply
    125,058.06x = 187,587.09 × 42,010.38
  4. Step 4: Simplify right side
    125,058.06x = 7,880,604,933.99
  5. Step 5: Solve for x
    x = 7,880,604,933.99/125,058.06
  6. Step 6: Final answer
    x = 63,015.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.