Home / 119,068.79-164,281.37-76,651.92

Finding the Fourth Proportional to 119,068.79, 164,281.37 and 76,651.92

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Solution

The fourth proportional to 119,068.79, 164,281.37 and 76,651.92 is: 105,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,068.79 : 164,281.37 = 76,651.92 : x
  2. Step 2: Convert to fraction form
    119,068.79/164,281.37 = 76,651.92/x
  3. Step 3: Cross multiply
    119,068.79x = 164,281.37 × 76,651.92
  4. Step 4: Simplify right side
    119,068.79x = 12,592,482,047.47
  5. Step 5: Solve for x
    x = 12,592,482,047.47/119,068.79
  6. Step 6: Final answer
    x = 105,758.05

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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.