Home / 249,933.40-374,948.70-72,446.20

Finding the Fourth Proportional to 249,933.40, 374,948.70 and 72,446.20

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Solution

The fourth proportional to 249,933.40, 374,948.70 and 72,446.20 is: 108,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,933.40 : 374,948.70 = 72,446.20 : x
  2. Step 2: Convert to fraction form
    249,933.40/374,948.70 = 72,446.20/x
  3. Step 3: Cross multiply
    249,933.40x = 374,948.70 × 72,446.20
  4. Step 4: Simplify right side
    249,933.40x = 27,163,608,509.94
  5. Step 5: Solve for x
    x = 27,163,608,509.94/249,933.40
  6. Step 6: Final answer
    x = 108,683.39

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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.