Home / 181,664.40-272,496.60-70,856.40

Finding the Fourth Proportional to 181,664.40, 272,496.60 and 70,856.40

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Solution

The fourth proportional to 181,664.40, 272,496.60 and 70,856.40 is: 106,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,664.40 : 272,496.60 = 70,856.40 : x
  2. Step 2: Convert to fraction form
    181,664.40/272,496.60 = 70,856.40/x
  3. Step 3: Cross multiply
    181,664.40x = 272,496.60 × 70,856.40
  4. Step 4: Simplify right side
    181,664.40x = 19,308,128,088.24
  5. Step 5: Solve for x
    x = 19,308,128,088.24/181,664.40
  6. Step 6: Final answer
    x = 106,284.60

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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.