Home / 119,298.80-164,632.68-68,312.30

Finding the Fourth Proportional to 119,298.80, 164,632.68 and 68,312.30

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Solution

The fourth proportional to 119,298.80, 164,632.68 and 68,312.30 is: 94,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,298.80 : 164,632.68 = 68,312.30 : x
  2. Step 2: Convert to fraction form
    119,298.80/164,632.68 = 68,312.30/x
  3. Step 3: Cross multiply
    119,298.80x = 164,632.68 × 68,312.30
  4. Step 4: Simplify right side
    119,298.80x = 11,246,437,025.96
  5. Step 5: Solve for x
    x = 11,246,437,025.96/119,298.80
  6. Step 6: Final answer
    x = 94,271.17

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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.