Home / 152,256.30-228,384.45-47,085.90

Finding the Fourth Proportional to 152,256.30, 228,384.45 and 47,085.90

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Solution

The fourth proportional to 152,256.30, 228,384.45 and 47,085.90 is: 70,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,256.30 : 228,384.45 = 47,085.90 : x
  2. Step 2: Convert to fraction form
    152,256.30/228,384.45 = 47,085.90/x
  3. Step 3: Cross multiply
    152,256.30x = 228,384.45 × 47,085.90
  4. Step 4: Simplify right side
    152,256.30x = 10,753,687,374.26
  5. Step 5: Solve for x
    x = 10,753,687,374.26/152,256.30
  6. Step 6: Final answer
    x = 70,628.85

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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.