Home / 58,125.22-79,688.71-57,075.46

Finding the Fourth Proportional to 58,125.22, 79,688.71 and 57,075.46

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Solution

The fourth proportional to 58,125.22, 79,688.71 and 57,075.46 is: 78,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,125.22 : 79,688.71 = 57,075.46 : x
  2. Step 2: Convert to fraction form
    58,125.22/79,688.71 = 57,075.46/x
  3. Step 3: Cross multiply
    58,125.22x = 79,688.71 × 57,075.46
  4. Step 4: Simplify right side
    58,125.22x = 4,548,269,780.06
  5. Step 5: Solve for x
    x = 4,548,269,780.06/58,125.22
  6. Step 6: Final answer
    x = 78,249.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.