Home / 152,039.10-228,058.65-112,770.30

Finding the Fourth Proportional to 152,039.10, 228,058.65 and 112,770.30

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Solution

The fourth proportional to 152,039.10, 228,058.65 and 112,770.30 is: 169,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,039.10 : 228,058.65 = 112,770.30 : x
  2. Step 2: Convert to fraction form
    152,039.10/228,058.65 = 112,770.30/x
  3. Step 3: Cross multiply
    152,039.10x = 228,058.65 × 112,770.30
  4. Step 4: Simplify right side
    152,039.10x = 25,718,242,378.10
  5. Step 5: Solve for x
    x = 25,718,242,378.10/152,039.10
  6. Step 6: Final answer
    x = 169,155.45

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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.