Home / 164,359.28-246,427.68-64,457.12

Finding the Fourth Proportional to 164,359.28, 246,427.68 and 64,457.12

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Solution

The fourth proportional to 164,359.28, 246,427.68 and 64,457.12 is: 96,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,359.28 : 246,427.68 = 64,457.12 : x
  2. Step 2: Convert to fraction form
    164,359.28/246,427.68 = 64,457.12/x
  3. Step 3: Cross multiply
    164,359.28x = 246,427.68 × 64,457.12
  4. Step 4: Simplify right side
    164,359.28x = 15,884,018,541.08
  5. Step 5: Solve for x
    x = 15,884,018,541.08/164,359.28
  6. Step 6: Final answer
    x = 96,642.05

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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.