Home / 249,384.30-374,003.55-89,441.70

Finding the Fourth Proportional to 249,384.30, 374,003.55 and 89,441.70

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Solution

The fourth proportional to 249,384.30, 374,003.55 and 89,441.70 is: 134,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,384.30 : 374,003.55 = 89,441.70 : x
  2. Step 2: Convert to fraction form
    249,384.30/374,003.55 = 89,441.70/x
  3. Step 3: Cross multiply
    249,384.30x = 374,003.55 × 89,441.70
  4. Step 4: Simplify right side
    249,384.30x = 33,451,513,318.04
  5. Step 5: Solve for x
    x = 33,451,513,318.04/249,384.30
  6. Step 6: Final answer
    x = 134,136.40

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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.