Home / 112,159.81-167,844.51-70,059.72

Finding the Fourth Proportional to 112,159.81, 167,844.51 and 70,059.72

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Solution

The fourth proportional to 112,159.81, 167,844.51 and 70,059.72 is: 104,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,159.81 : 167,844.51 = 70,059.72 : x
  2. Step 2: Convert to fraction form
    112,159.81/167,844.51 = 70,059.72/x
  3. Step 3: Cross multiply
    112,159.81x = 167,844.51 × 70,059.72
  4. Step 4: Simplify right side
    112,159.81x = 11,759,138,482.00
  5. Step 5: Solve for x
    x = 11,759,138,482.00/112,159.81
  6. Step 6: Final answer
    x = 104,842.71

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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.