Home / 110,238.66-152,124.93-64,918.56

Finding the Fourth Proportional to 110,238.66, 152,124.93 and 64,918.56

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Solution

The fourth proportional to 110,238.66, 152,124.93 and 64,918.56 is: 89,585.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,238.66 : 152,124.93 = 64,918.56 : x
  2. Step 2: Convert to fraction form
    110,238.66/152,124.93 = 64,918.56/x
  3. Step 3: Cross multiply
    110,238.66x = 152,124.93 × 64,918.56
  4. Step 4: Simplify right side
    110,238.66x = 9,875,731,395.70
  5. Step 5: Solve for x
    x = 9,875,731,395.70/110,238.66
  6. Step 6: Final answer
    x = 89,585.01

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1.5x scale

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.