Home / 210,730.10-316,095.15-110,851.70

Finding the Fourth Proportional to 210,730.10, 316,095.15 and 110,851.70

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Solution

The fourth proportional to 210,730.10, 316,095.15 and 110,851.70 is: 166,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,730.10 : 316,095.15 = 110,851.70 : x
  2. Step 2: Convert to fraction form
    210,730.10/316,095.15 = 110,851.70/x
  3. Step 3: Cross multiply
    210,730.10x = 316,095.15 × 110,851.70
  4. Step 4: Simplify right side
    210,730.10x = 35,039,684,739.26
  5. Step 5: Solve for x
    x = 35,039,684,739.26/210,730.10
  6. Step 6: Final answer
    x = 166,277.55

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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.