Home / 152,602.04-210,547.86-120,236.31

Finding the Fourth Proportional to 152,602.04, 210,547.86 and 120,236.31

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Solution

The fourth proportional to 152,602.04, 210,547.86 and 120,236.31 is: 165,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,602.04 : 210,547.86 = 120,236.31 : x
  2. Step 2: Convert to fraction form
    152,602.04/210,547.86 = 120,236.31/x
  3. Step 3: Cross multiply
    152,602.04x = 210,547.86 × 120,236.31
  4. Step 4: Simplify right side
    152,602.04x = 25,315,497,764.80
  5. Step 5: Solve for x
    x = 25,315,497,764.80/152,602.04
  6. Step 6: Final answer
    x = 165,892.27

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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.