Home / 134,113.04-185,079.20-73,683.12

Finding the Fourth Proportional to 134,113.04, 185,079.20 and 73,683.12

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Solution

The fourth proportional to 134,113.04, 185,079.20 and 73,683.12 is: 101,684.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,113.04 : 185,079.20 = 73,683.12 : x
  2. Step 2: Convert to fraction form
    134,113.04/185,079.20 = 73,683.12/x
  3. Step 3: Cross multiply
    134,113.04x = 185,079.20 × 73,683.12
  4. Step 4: Simplify right side
    134,113.04x = 13,637,212,903.10
  5. Step 5: Solve for x
    x = 13,637,212,903.10/134,113.04
  6. Step 6: Final answer
    x = 101,684.47

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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.