Home / 141,377.40-212,066.10-58,271.40

Finding the Fourth Proportional to 141,377.40, 212,066.10 and 58,271.40

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Solution

The fourth proportional to 141,377.40, 212,066.10 and 58,271.40 is: 87,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,377.40 : 212,066.10 = 58,271.40 : x
  2. Step 2: Convert to fraction form
    141,377.40/212,066.10 = 58,271.40/x
  3. Step 3: Cross multiply
    141,377.40x = 212,066.10 × 58,271.40
  4. Step 4: Simplify right side
    141,377.40x = 12,357,388,539.54
  5. Step 5: Solve for x
    x = 12,357,388,539.54/141,377.40
  6. Step 6: Final answer
    x = 87,407.10

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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.