Home / 112,159.00-168,270.28-45,646.86

Finding the Fourth Proportional to 112,159.00, 168,270.28 and 45,646.86

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Solution

The fourth proportional to 112,159.00, 168,270.28 and 45,646.86 is: 68,483.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,159.00 : 168,270.28 = 45,646.86 : x
  2. Step 2: Convert to fraction form
    112,159.00/168,270.28 = 45,646.86/x
  3. Step 3: Cross multiply
    112,159.00x = 168,270.28 × 45,646.86
  4. Step 4: Simplify right side
    112,159.00x = 7,681,010,430.22
  5. Step 5: Solve for x
    x = 7,681,010,430.22/112,159.00
  6. Step 6: Final answer
    x = 68,483.23

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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.