Home / 110,133.90-151,975.36-61,077.10

Finding the Fourth Proportional to 110,133.90, 151,975.36 and 61,077.10

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Solution

The fourth proportional to 110,133.90, 151,975.36 and 61,077.10 is: 84,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,133.90 : 151,975.36 = 61,077.10 : x
  2. Step 2: Convert to fraction form
    110,133.90/151,975.36 = 61,077.10/x
  3. Step 3: Cross multiply
    110,133.90x = 151,975.36 × 61,077.10
  4. Step 4: Simplify right side
    110,133.90x = 9,282,214,260.26
  5. Step 5: Solve for x
    x = 9,282,214,260.26/110,133.90
  6. Step 6: Final answer
    x = 84,281.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.