Home / 74,881.21-112,266.33-35,392.18

Finding the Fourth Proportional to 74,881.21, 112,266.33 and 35,392.18

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Solution

The fourth proportional to 74,881.21, 112,266.33 and 35,392.18 is: 53,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,881.21 : 112,266.33 = 35,392.18 : x
  2. Step 2: Convert to fraction form
    74,881.21/112,266.33 = 35,392.18/x
  3. Step 3: Cross multiply
    74,881.21x = 112,266.33 × 35,392.18
  4. Step 4: Simplify right side
    74,881.21x = 3,973,350,159.30
  5. Step 5: Solve for x
    x = 3,973,350,159.30/74,881.21
  6. Step 6: Final answer
    x = 53,062.05

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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.