Home / 110,210.16-152,091.69-61,822.81

Finding the Fourth Proportional to 110,210.16, 152,091.69 and 61,822.81

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Solution

The fourth proportional to 110,210.16, 152,091.69 and 61,822.81 is: 85,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,210.16 : 152,091.69 = 61,822.81 : x
  2. Step 2: Convert to fraction form
    110,210.16/152,091.69 = 61,822.81/x
  3. Step 3: Cross multiply
    110,210.16x = 152,091.69 × 61,822.81
  4. Step 4: Simplify right side
    110,210.16x = 9,402,735,896.90
  5. Step 5: Solve for x
    x = 9,402,735,896.90/110,210.16
  6. Step 6: Final answer
    x = 85,316.42

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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.