Home / 141,598.64-212,427.12-118,387.28

Finding the Fourth Proportional to 141,598.64, 212,427.12 and 118,387.28

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Solution

The fourth proportional to 141,598.64, 212,427.12 and 118,387.28 is: 177,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,598.64 : 212,427.12 = 118,387.28 : x
  2. Step 2: Convert to fraction form
    141,598.64/212,427.12 = 118,387.28/x
  3. Step 3: Cross multiply
    141,598.64x = 212,427.12 × 118,387.28
  4. Step 4: Simplify right side
    141,598.64x = 25,148,668,935.03
  5. Step 5: Solve for x
    x = 25,148,668,935.03/141,598.64
  6. Step 6: Final answer
    x = 177,605.30

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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.