Home / 61,219.31-84,476.15-34,364.77

Finding the Fourth Proportional to 61,219.31, 84,476.15 and 34,364.77

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Solution

The fourth proportional to 61,219.31, 84,476.15 and 34,364.77 is: 47,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,219.31 : 84,476.15 = 34,364.77 : x
  2. Step 2: Convert to fraction form
    61,219.31/84,476.15 = 34,364.77/x
  3. Step 3: Cross multiply
    61,219.31x = 84,476.15 × 34,364.77
  4. Step 4: Simplify right side
    61,219.31x = 2,903,003,465.24
  5. Step 5: Solve for x
    x = 2,903,003,465.24/61,219.31
  6. Step 6: Final answer
    x = 47,419.74

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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.