Home / 249,898.06-374,847.18-72,405.19

Finding the Fourth Proportional to 249,898.06, 374,847.18 and 72,405.19

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Solution

The fourth proportional to 249,898.06, 374,847.18 and 72,405.19 is: 108,607.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,898.06 : 374,847.18 = 72,405.19 : x
  2. Step 2: Convert to fraction form
    249,898.06/374,847.18 = 72,405.19/x
  3. Step 3: Cross multiply
    249,898.06x = 374,847.18 × 72,405.19
  4. Step 4: Simplify right side
    249,898.06x = 27,140,881,288.86
  5. Step 5: Solve for x
    x = 27,140,881,288.86/249,898.06
  6. Step 6: Final answer
    x = 108,607.81

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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.