Home / 78,316.04-108,075.12-44,788.52

Finding the Fourth Proportional to 78,316.04, 108,075.12 and 44,788.52

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Solution

The fourth proportional to 78,316.04, 108,075.12 and 44,788.52 is: 61,807.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,316.04 : 108,075.12 = 44,788.52 : x
  2. Step 2: Convert to fraction form
    78,316.04/108,075.12 = 44,788.52/x
  3. Step 3: Cross multiply
    78,316.04x = 108,075.12 × 44,788.52
  4. Step 4: Simplify right side
    78,316.04x = 4,840,524,673.62
  5. Step 5: Solve for x
    x = 4,840,524,673.62/78,316.04
  6. Step 6: Final answer
    x = 61,807.58

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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.