Home / 104,368.66-144,029.18-56,622.35

Finding the Fourth Proportional to 104,368.66, 144,029.18 and 56,622.35

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Solution

The fourth proportional to 104,368.66, 144,029.18 and 56,622.35 is: 78,139.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,368.66 : 144,029.18 = 56,622.35 : x
  2. Step 2: Convert to fraction form
    104,368.66/144,029.18 = 56,622.35/x
  3. Step 3: Cross multiply
    104,368.66x = 144,029.18 × 56,622.35
  4. Step 4: Simplify right side
    104,368.66x = 8,155,270,640.17
  5. Step 5: Solve for x
    x = 8,155,270,640.17/104,368.66
  6. Step 6: Final answer
    x = 78,139.08

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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.