Home / 112,495.55-168,743.33-45,058.21

Finding the Fourth Proportional to 112,495.55, 168,743.33 and 45,058.21

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Solution

The fourth proportional to 112,495.55, 168,743.33 and 45,058.21 is: 67,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,495.55 : 168,743.33 = 45,058.21 : x
  2. Step 2: Convert to fraction form
    112,495.55/168,743.33 = 45,058.21/x
  3. Step 3: Cross multiply
    112,495.55x = 168,743.33 × 45,058.21
  4. Step 4: Simplify right side
    112,495.55x = 7,603,272,399.24
  5. Step 5: Solve for x
    x = 7,603,272,399.24/112,495.55
  6. Step 6: Final answer
    x = 67,587.32

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1.5x scale

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.