Home / 75,075.72-103,587.09-44,870.82

Finding the Fourth Proportional to 75,075.72, 103,587.09 and 44,870.82

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Solution

The fourth proportional to 75,075.72, 103,587.09 and 44,870.82 is: 61,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,075.72 : 103,587.09 = 44,870.82 : x
  2. Step 2: Convert to fraction form
    75,075.72/103,587.09 = 44,870.82/x
  3. Step 3: Cross multiply
    75,075.72x = 103,587.09 × 44,870.82
  4. Step 4: Simplify right side
    75,075.72x = 4,648,037,669.71
  5. Step 5: Solve for x
    x = 4,648,037,669.71/75,075.72
  6. Step 6: Final answer
    x = 61,911.33

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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.