Home / 119,176.47-164,328.75-76,099.32

Finding the Fourth Proportional to 119,176.47, 164,328.75 and 76,099.32

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Solution

The fourth proportional to 119,176.47, 164,328.75 and 76,099.32 is: 104,931.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,176.47 : 164,328.75 = 76,099.32 : x
  2. Step 2: Convert to fraction form
    119,176.47/164,328.75 = 76,099.32/x
  3. Step 3: Cross multiply
    119,176.47x = 164,328.75 × 76,099.32
  4. Step 4: Simplify right side
    119,176.47x = 12,505,306,131.45
  5. Step 5: Solve for x
    x = 12,505,306,131.45/119,176.47
  6. Step 6: Final answer
    x = 104,931.00

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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.