Home / 249,638.44-374,443.08-72,141.52

Finding the Fourth Proportional to 249,638.44, 374,443.08 and 72,141.52

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Solution

The fourth proportional to 249,638.44, 374,443.08 and 72,141.52 is: 108,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,638.44 : 374,443.08 = 72,141.52 : x
  2. Step 2: Convert to fraction form
    249,638.44/374,443.08 = 72,141.52/x
  3. Step 3: Cross multiply
    249,638.44x = 374,443.08 × 72,141.52
  4. Step 4: Simplify right side
    249,638.44x = 27,012,892,944.68
  5. Step 5: Solve for x
    x = 27,012,892,944.68/249,638.44
  6. Step 6: Final answer
    x = 108,208.07

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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.