Home / 134,284.12-185,313.32-73,030.88

Finding the Fourth Proportional to 134,284.12, 185,313.32 and 73,030.88

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Solution

The fourth proportional to 134,284.12, 185,313.32 and 73,030.88 is: 100,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,284.12 : 185,313.32 = 73,030.88 : x
  2. Step 2: Convert to fraction form
    134,284.12/185,313.32 = 73,030.88/x
  3. Step 3: Cross multiply
    134,284.12x = 185,313.32 × 73,030.88
  4. Step 4: Simplify right side
    134,284.12x = 13,533,594,835.32
  5. Step 5: Solve for x
    x = 13,533,594,835.32/134,284.12
  6. Step 6: Final answer
    x = 100,783.29

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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.