Home / 249,677.32-374,518.74-72,185.92

Finding the Fourth Proportional to 249,677.32, 374,518.74 and 72,185.92

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Solution

The fourth proportional to 249,677.32, 374,518.74 and 72,185.92 is: 108,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,677.32 : 374,518.74 = 72,185.92 : x
  2. Step 2: Convert to fraction form
    249,677.32/374,518.74 = 72,185.92/x
  3. Step 3: Cross multiply
    249,677.32x = 374,518.74 × 72,185.92
  4. Step 4: Simplify right side
    249,677.32x = 27,034,979,804.14
  5. Step 5: Solve for x
    x = 27,034,979,804.14/249,677.32
  6. Step 6: Final answer
    x = 108,279.68

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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.