Home / 94,609.77-141,915.20-28,050.45

Finding the Fourth Proportional to 94,609.77, 141,915.20 and 28,050.45

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Solution

The fourth proportional to 94,609.77, 141,915.20 and 28,050.45 is: 42,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,609.77 : 141,915.20 = 28,050.45 : x
  2. Step 2: Convert to fraction form
    94,609.77/141,915.20 = 28,050.45/x
  3. Step 3: Cross multiply
    94,609.77x = 141,915.20 × 28,050.45
  4. Step 4: Simplify right side
    94,609.77x = 3,980,785,081.59
  5. Step 5: Solve for x
    x = 3,980,785,081.59/94,609.77
  6. Step 6: Final answer
    x = 42,075.84

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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.