Home / 249,020.64-373,640.76-130,663.44

Finding the Fourth Proportional to 249,020.64, 373,640.76 and 130,663.44

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Solution

The fourth proportional to 249,020.64, 373,640.76 and 130,663.44 is: 196,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,020.64 : 373,640.76 = 130,663.44 : x
  2. Step 2: Convert to fraction form
    249,020.64/373,640.76 = 130,663.44/x
  3. Step 3: Cross multiply
    249,020.64x = 373,640.76 × 130,663.44
  4. Step 4: Simplify right side
    249,020.64x = 48,821,187,025.81
  5. Step 5: Solve for x
    x = 48,821,187,025.81/249,020.64
  6. Step 6: Final answer
    x = 196,052.77

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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.