Home / 74,627.84-111,888.48-35,164.16

Finding the Fourth Proportional to 74,627.84, 111,888.48 and 35,164.16

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Solution

The fourth proportional to 74,627.84, 111,888.48 and 35,164.16 is: 52,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,627.84 : 111,888.48 = 35,164.16 : x
  2. Step 2: Convert to fraction form
    74,627.84/111,888.48 = 35,164.16/x
  3. Step 3: Cross multiply
    74,627.84x = 111,888.48 × 35,164.16
  4. Step 4: Simplify right side
    74,627.84x = 3,934,464,412.88
  5. Step 5: Solve for x
    x = 3,934,464,412.88/74,627.84
  6. Step 6: Final answer
    x = 52,721.13

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1.5x scale

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.