Home / 286,312.60-429,359.46-94,142.26

Finding the Fourth Proportional to 286,312.60, 429,359.46 and 94,142.26

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Solution

The fourth proportional to 286,312.60, 429,359.46 and 94,142.26 is: 141,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,312.60 : 429,359.46 = 94,142.26 : x
  2. Step 2: Convert to fraction form
    286,312.60/429,359.46 = 94,142.26/x
  3. Step 3: Cross multiply
    286,312.60x = 429,359.46 × 94,142.26
  4. Step 4: Simplify right side
    286,312.60x = 40,420,869,916.78
  5. Step 5: Solve for x
    x = 40,420,869,916.78/286,312.60
  6. Step 6: Final answer
    x = 141,177.41

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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.