Home / 94,775.01-142,152.74-31,588.30

Finding the Fourth Proportional to 94,775.01, 142,152.74 and 31,588.30

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Solution

The fourth proportional to 94,775.01, 142,152.74 and 31,588.30 is: 47,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,775.01 : 142,152.74 = 31,588.30 : x
  2. Step 2: Convert to fraction form
    94,775.01/142,152.74 = 31,588.30/x
  3. Step 3: Cross multiply
    94,775.01x = 142,152.74 × 31,588.30
  4. Step 4: Simplify right side
    94,775.01x = 4,490,363,396.94
  5. Step 5: Solve for x
    x = 4,490,363,396.94/94,775.01
  6. Step 6: Final answer
    x = 47,379.19

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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.