Home / 74,638.71-102,994.64-44,419.15

Finding the Fourth Proportional to 74,638.71, 102,994.64 and 44,419.15

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Solution

The fourth proportional to 74,638.71, 102,994.64 and 44,419.15 is: 61,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,638.71 : 102,994.64 = 44,419.15 : x
  2. Step 2: Convert to fraction form
    74,638.71/102,994.64 = 44,419.15/x
  3. Step 3: Cross multiply
    74,638.71x = 102,994.64 × 44,419.15
  4. Step 4: Simplify right side
    74,638.71x = 4,574,933,883.77
  5. Step 5: Solve for x
    x = 4,574,933,883.77/74,638.71
  6. Step 6: Final answer
    x = 61,294.39

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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.