Home / 104,681.03-144,461.64-56,934.70

Finding the Fourth Proportional to 104,681.03, 144,461.64 and 56,934.70

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Solution

The fourth proportional to 104,681.03, 144,461.64 and 56,934.70 is: 78,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,681.03 : 144,461.64 = 56,934.70 : x
  2. Step 2: Convert to fraction form
    104,681.03/144,461.64 = 56,934.70/x
  3. Step 3: Cross multiply
    104,681.03x = 144,461.64 × 56,934.70
  4. Step 4: Simplify right side
    104,681.03x = 8,224,879,987.26
  5. Step 5: Solve for x
    x = 8,224,879,987.26/104,681.03
  6. Step 6: Final answer
    x = 78,570.88

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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.