Home / 210,730.60-316,095.90-110,852.20

Finding the Fourth Proportional to 210,730.60, 316,095.90 and 110,852.20

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Solution

The fourth proportional to 210,730.60, 316,095.90 and 110,852.20 is: 166,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,730.60 : 316,095.90 = 110,852.20 : x
  2. Step 2: Convert to fraction form
    210,730.60/316,095.90 = 110,852.20/x
  3. Step 3: Cross multiply
    210,730.60x = 316,095.90 × 110,852.20
  4. Step 4: Simplify right side
    210,730.60x = 35,039,925,925.98
  5. Step 5: Solve for x
    x = 35,039,925,925.98/210,730.60
  6. Step 6: Final answer
    x = 166,278.30

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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.