Home / 125,094.38-172,560.23-74,057.33

Finding the Fourth Proportional to 125,094.38, 172,560.23 and 74,057.33

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Solution

The fourth proportional to 125,094.38, 172,560.23 and 74,057.33 is: 102,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,094.38 : 172,560.23 = 74,057.33 : x
  2. Step 2: Convert to fraction form
    125,094.38/172,560.23 = 74,057.33/x
  3. Step 3: Cross multiply
    125,094.38x = 172,560.23 × 74,057.33
  4. Step 4: Simplify right side
    125,094.38x = 12,779,349,897.99
  5. Step 5: Solve for x
    x = 12,779,349,897.99/125,094.38
  6. Step 6: Final answer
    x = 102,157.67

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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.