Home / 249,149.34-373,788-71,670.24

Finding the Fourth Proportional to 249,149.34, 373,788 and 71,670.24

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Solution

The fourth proportional to 249,149.34, 373,788 and 71,670.24 is: 107,523.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,149.34 : 373,788 = 71,670.24 : x
  2. Step 2: Convert to fraction form
    249,149.34/373,788 = 71,670.24/x
  3. Step 3: Cross multiply
    249,149.34x = 373,788 × 71,670.24
  4. Step 4: Simplify right side
    249,149.34x = 26,789,475,669.12
  5. Step 5: Solve for x
    x = 26,789,475,669.12/249,149.34
  6. Step 6: Final answer
    x = 107,523.77

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1.5x scale

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.