Home / 134,210.90-185,214.58-73,783.07

Finding the Fourth Proportional to 134,210.90, 185,214.58 and 73,783.07

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Solution

The fourth proportional to 134,210.90, 185,214.58 and 73,783.07 is: 101,822.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,210.90 : 185,214.58 = 73,783.07 : x
  2. Step 2: Convert to fraction form
    134,210.90/185,214.58 = 73,783.07/x
  3. Step 3: Cross multiply
    134,210.90x = 185,214.58 × 73,783.07
  4. Step 4: Simplify right side
    134,210.90x = 13,665,700,320.21
  5. Step 5: Solve for x
    x = 13,665,700,320.21/134,210.90
  6. Step 6: Final answer
    x = 101,822.58

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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.