Home / 249,330.48-374,143.68-99,641.40

Finding the Fourth Proportional to 249,330.48, 374,143.68 and 99,641.40

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Solution

The fourth proportional to 249,330.48, 374,143.68 and 99,641.40 is: 149,521.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,330.48 : 374,143.68 = 99,641.40 : x
  2. Step 2: Convert to fraction form
    249,330.48/374,143.68 = 99,641.40/x
  3. Step 3: Cross multiply
    249,330.48x = 374,143.68 × 99,641.40
  4. Step 4: Simplify right side
    249,330.48x = 37,280,200,076.35
  5. Step 5: Solve for x
    x = 37,280,200,076.35/249,330.48
  6. Step 6: Final answer
    x = 149,521.23

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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.