Home / 94,752.06-142,075.86-38,577.78

Finding the Fourth Proportional to 94,752.06, 142,075.86 and 38,577.78

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Solution

The fourth proportional to 94,752.06, 142,075.86 and 38,577.78 is: 57,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,752.06 : 142,075.86 = 38,577.78 : x
  2. Step 2: Convert to fraction form
    94,752.06/142,075.86 = 38,577.78/x
  3. Step 3: Cross multiply
    94,752.06x = 142,075.86 × 38,577.78
  4. Step 4: Simplify right side
    94,752.06x = 5,480,971,270.39
  5. Step 5: Solve for x
    x = 5,480,971,270.39/94,752.06
  6. Step 6: Final answer
    x = 57,845.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.