Home / 334,013.40-501,068.70-109,319.40

Finding the Fourth Proportional to 334,013.40, 501,068.70 and 109,319.40

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Solution

The fourth proportional to 334,013.40, 501,068.70 and 109,319.40 is: 163,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,013.40 : 501,068.70 = 109,319.40 : x
  2. Step 2: Convert to fraction form
    334,013.40/501,068.70 = 109,319.40/x
  3. Step 3: Cross multiply
    334,013.40x = 501,068.70 × 109,319.40
  4. Step 4: Simplify right side
    334,013.40x = 54,776,529,642.78
  5. Step 5: Solve for x
    x = 54,776,529,642.78/334,013.40
  6. Step 6: Final answer
    x = 163,995.01

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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.