Home / 141,131.40-211,697.10-101,603.40

Finding the Fourth Proportional to 141,131.40, 211,697.10 and 101,603.40

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Solution

The fourth proportional to 141,131.40, 211,697.10 and 101,603.40 is: 152,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,131.40 : 211,697.10 = 101,603.40 : x
  2. Step 2: Convert to fraction form
    141,131.40/211,697.10 = 101,603.40/x
  3. Step 3: Cross multiply
    141,131.40x = 211,697.10 × 101,603.40
  4. Step 4: Simplify right side
    141,131.40x = 21,509,145,130.14
  5. Step 5: Solve for x
    x = 21,509,145,130.14/141,131.40
  6. Step 6: Final answer
    x = 152,405.10

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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.