Home / 132,614.13-183,007.32-72,184.59

Finding the Fourth Proportional to 132,614.13, 183,007.32 and 72,184.59

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Solution

The fourth proportional to 132,614.13, 183,007.32 and 72,184.59 is: 99,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,614.13 : 183,007.32 = 72,184.59 : x
  2. Step 2: Convert to fraction form
    132,614.13/183,007.32 = 72,184.59/x
  3. Step 3: Cross multiply
    132,614.13x = 183,007.32 × 72,184.59
  4. Step 4: Simplify right side
    132,614.13x = 13,210,308,361.20
  5. Step 5: Solve for x
    x = 13,210,308,361.20/132,614.13
  6. Step 6: Final answer
    x = 99,614.64

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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.