Home / 102,199.10-153,319.14-35,621.35

Finding the Fourth Proportional to 102,199.10, 153,319.14 and 35,621.35

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Solution

The fourth proportional to 102,199.10, 153,319.14 and 35,621.35 is: 53,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,199.10 : 153,319.14 = 35,621.35 : x
  2. Step 2: Convert to fraction form
    102,199.10/153,319.14 = 35,621.35/x
  3. Step 3: Cross multiply
    102,199.10x = 153,319.14 × 35,621.35
  4. Step 4: Simplify right side
    102,199.10x = 5,461,434,364.34
  5. Step 5: Solve for x
    x = 5,461,434,364.34/102,199.10
  6. Step 6: Final answer
    x = 53,439.17

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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.