Home / 110,237.16-152,122.88-64,917.05

Finding the Fourth Proportional to 110,237.16, 152,122.88 and 64,917.05

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Solution

The fourth proportional to 110,237.16, 152,122.88 and 64,917.05 is: 89,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,237.16 : 152,122.88 = 64,917.05 : x
  2. Step 2: Convert to fraction form
    110,237.16/152,122.88 = 64,917.05/x
  3. Step 3: Cross multiply
    110,237.16x = 152,122.88 × 64,917.05
  4. Step 4: Simplify right side
    110,237.16x = 9,875,367,521.90
  5. Step 5: Solve for x
    x = 9,875,367,521.90/110,237.16
  6. Step 6: Final answer
    x = 89,582.93

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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.