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Finding the Fourth Proportional to 249,311.52, 374,103.36 and 144,335.52

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Solution

The fourth proportional to 249,311.52, 374,103.36 and 144,335.52 is: 216,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,311.52 : 374,103.36 = 144,335.52 : x
  2. Step 2: Convert to fraction form
    249,311.52/374,103.36 = 144,335.52/x
  3. Step 3: Cross multiply
    249,311.52x = 374,103.36 × 144,335.52
  4. Step 4: Simplify right side
    249,311.52x = 53,996,402,999.35
  5. Step 5: Solve for x
    x = 53,996,402,999.35/249,311.52
  6. Step 6: Final answer
    x = 216,582.06

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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.