Home / 112,557.90-168,774.51-46,044.72

Finding the Fourth Proportional to 112,557.90, 168,774.51 and 46,044.72

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Solution

The fourth proportional to 112,557.90, 168,774.51 and 46,044.72 is: 69,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,557.90 : 168,774.51 = 46,044.72 : x
  2. Step 2: Convert to fraction form
    112,557.90/168,774.51 = 46,044.72/x
  3. Step 3: Cross multiply
    112,557.90x = 168,774.51 × 46,044.72
  4. Step 4: Simplify right side
    112,557.90x = 7,771,175,056.09
  5. Step 5: Solve for x
    x = 7,771,175,056.09/112,557.90
  6. Step 6: Final answer
    x = 69,041.58

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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.