Home / 185,030.37-277,322.07-90,118.32

Finding the Fourth Proportional to 185,030.37, 277,322.07 and 90,118.32

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Solution

The fourth proportional to 185,030.37, 277,322.07 and 90,118.32 is: 135,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,030.37 : 277,322.07 = 90,118.32 : x
  2. Step 2: Convert to fraction form
    185,030.37/277,322.07 = 90,118.32/x
  3. Step 3: Cross multiply
    185,030.37x = 277,322.07 × 90,118.32
  4. Step 4: Simplify right side
    185,030.37x = 24,991,799,047.32
  5. Step 5: Solve for x
    x = 24,991,799,047.32/185,030.37
  6. Step 6: Final answer
    x = 135,068.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.