Home / 152,150.77-228,130.17-52,302.07

Finding the Fourth Proportional to 152,150.77, 228,130.17 and 52,302.07

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Solution

The fourth proportional to 152,150.77, 228,130.17 and 52,302.07 is: 78,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,150.77 : 228,130.17 = 52,302.07 : x
  2. Step 2: Convert to fraction form
    152,150.77/228,130.17 = 52,302.07/x
  3. Step 3: Cross multiply
    152,150.77x = 228,130.17 × 52,302.07
  4. Step 4: Simplify right side
    152,150.77x = 11,931,680,120.45
  5. Step 5: Solve for x
    x = 11,931,680,120.45/152,150.77
  6. Step 6: Final answer
    x = 78,420.11

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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.