Home / 78,763.04-108,699.45-44,782.19

Finding the Fourth Proportional to 78,763.04, 108,699.45 and 44,782.19

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Solution

The fourth proportional to 78,763.04, 108,699.45 and 44,782.19 is: 61,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,763.04 : 108,699.45 = 44,782.19 : x
  2. Step 2: Convert to fraction form
    78,763.04/108,699.45 = 44,782.19/x
  3. Step 3: Cross multiply
    78,763.04x = 108,699.45 × 44,782.19
  4. Step 4: Simplify right side
    78,763.04x = 4,867,798,655.39
  5. Step 5: Solve for x
    x = 4,867,798,655.39/78,763.04
  6. Step 6: Final answer
    x = 61,803.09

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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.