Home / 249,938.70-374,437.20-123,430.86

Finding the Fourth Proportional to 249,938.70, 374,437.20 and 123,430.86

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Solution

The fourth proportional to 249,938.70, 374,437.20 and 123,430.86 is: 184,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,938.70 : 374,437.20 = 123,430.86 : x
  2. Step 2: Convert to fraction form
    249,938.70/374,437.20 = 123,430.86/x
  3. Step 3: Cross multiply
    249,938.70x = 374,437.20 × 123,430.86
  4. Step 4: Simplify right side
    249,938.70x = 46,217,105,611.99
  5. Step 5: Solve for x
    x = 46,217,105,611.99/249,938.70
  6. Step 6: Final answer
    x = 184,913.76

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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.