Home / 249,032.32-343,617.60-148,439.68

Finding the Fourth Proportional to 249,032.32, 343,617.60 and 148,439.68

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Solution

The fourth proportional to 249,032.32, 343,617.60 and 148,439.68 is: 204,818.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,032.32 : 343,617.60 = 148,439.68 : x
  2. Step 2: Convert to fraction form
    249,032.32/343,617.60 = 148,439.68/x
  3. Step 3: Cross multiply
    249,032.32x = 343,617.60 × 148,439.68
  4. Step 4: Simplify right side
    249,032.32x = 51,006,486,586.37
  5. Step 5: Solve for x
    x = 51,006,486,586.37/249,032.32
  6. Step 6: Final answer
    x = 204,818.74

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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.