Home / 104,363.38-144,017.58-56,615.71

Finding the Fourth Proportional to 104,363.38, 144,017.58 and 56,615.71

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Solution

The fourth proportional to 104,363.38, 144,017.58 and 56,615.71 is: 78,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,363.38 : 144,017.58 = 56,615.71 : x
  2. Step 2: Convert to fraction form
    104,363.38/144,017.58 = 56,615.71/x
  3. Step 3: Cross multiply
    104,363.38x = 144,017.58 × 56,615.71
  4. Step 4: Simplify right side
    104,363.38x = 8,153,657,544.18
  5. Step 5: Solve for x
    x = 8,153,657,544.18/104,363.38
  6. Step 6: Final answer
    x = 78,127.57

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1.5x scale

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.