Home / 119,210.46-178,864.65-56,841.18

Finding the Fourth Proportional to 119,210.46, 178,864.65 and 56,841.18

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Solution

The fourth proportional to 119,210.46, 178,864.65 and 56,841.18 is: 85,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,210.46 : 178,864.65 = 56,841.18 : x
  2. Step 2: Convert to fraction form
    119,210.46/178,864.65 = 56,841.18/x
  3. Step 3: Cross multiply
    119,210.46x = 178,864.65 × 56,841.18
  4. Step 4: Simplify right side
    119,210.46x = 10,166,877,766.29
  5. Step 5: Solve for x
    x = 10,166,877,766.29/119,210.46
  6. Step 6: Final answer
    x = 85,285.11

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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.