Home / 110,045.03-151,862.78-64,724.93

Finding the Fourth Proportional to 110,045.03, 151,862.78 and 64,724.93

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Solution

The fourth proportional to 110,045.03, 151,862.78 and 64,724.93 is: 89,320.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,045.03 : 151,862.78 = 64,724.93 : x
  2. Step 2: Convert to fraction form
    110,045.03/151,862.78 = 64,724.93/x
  3. Step 3: Cross multiply
    110,045.03x = 151,862.78 × 64,724.93
  4. Step 4: Simplify right side
    110,045.03x = 9,829,306,722.17
  5. Step 5: Solve for x
    x = 9,829,306,722.17/110,045.03
  6. Step 6: Final answer
    x = 89,320.77

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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.