Home / 145,310.76-200,611.06-94,369.04

Finding the Fourth Proportional to 145,310.76, 200,611.06 and 94,369.04

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Solution

The fourth proportional to 145,310.76, 200,611.06 and 94,369.04 is: 130,282.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,310.76 : 200,611.06 = 94,369.04 : x
  2. Step 2: Convert to fraction form
    145,310.76/200,611.06 = 94,369.04/x
  3. Step 3: Cross multiply
    145,310.76x = 200,611.06 × 94,369.04
  4. Step 4: Simplify right side
    145,310.76x = 18,931,473,145.58
  5. Step 5: Solve for x
    x = 18,931,473,145.58/145,310.76
  6. Step 6: Final answer
    x = 130,282.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.