Home / 55,077.32-75,988.23-38,075.44

Finding the Fourth Proportional to 55,077.32, 75,988.23 and 38,075.44

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Solution

The fourth proportional to 55,077.32, 75,988.23 and 38,075.44 is: 52,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,077.32 : 75,988.23 = 38,075.44 : x
  2. Step 2: Convert to fraction form
    55,077.32/75,988.23 = 38,075.44/x
  3. Step 3: Cross multiply
    55,077.32x = 75,988.23 × 38,075.44
  4. Step 4: Simplify right side
    55,077.32x = 2,893,285,315.51
  5. Step 5: Solve for x
    x = 2,893,285,315.51/55,077.32
  6. Step 6: Final answer
    x = 52,531.34

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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.