Home / 141,875.20-212,812.80-62,905.60

Finding the Fourth Proportional to 141,875.20, 212,812.80 and 62,905.60

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Solution

The fourth proportional to 141,875.20, 212,812.80 and 62,905.60 is: 94,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,875.20 : 212,812.80 = 62,905.60 : x
  2. Step 2: Convert to fraction form
    141,875.20/212,812.80 = 62,905.60/x
  3. Step 3: Cross multiply
    141,875.20x = 212,812.80 × 62,905.60
  4. Step 4: Simplify right side
    141,875.20x = 13,387,116,871.68
  5. Step 5: Solve for x
    x = 13,387,116,871.68/141,875.20
  6. Step 6: Final answer
    x = 94,358.40

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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.