Home / 145,971.25-219,041.93-61,726.39

Finding the Fourth Proportional to 145,971.25, 219,041.93 and 61,726.39

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Solution

The fourth proportional to 145,971.25, 219,041.93 and 61,726.39 is: 92,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,971.25 : 219,041.93 = 61,726.39 : x
  2. Step 2: Convert to fraction form
    145,971.25/219,041.93 = 61,726.39/x
  3. Step 3: Cross multiply
    145,971.25x = 219,041.93 × 61,726.39
  4. Step 4: Simplify right side
    145,971.25x = 13,520,667,597.53
  5. Step 5: Solve for x
    x = 13,520,667,597.53/145,971.25
  6. Step 6: Final answer
    x = 92,625.55

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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.