Home / 155,821.37-233,547.48-71,510.49

Finding the Fourth Proportional to 155,821.37, 233,547.48 and 71,510.49

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Solution

The fourth proportional to 155,821.37, 233,547.48 and 71,510.49 is: 107,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,821.37 : 233,547.48 = 71,510.49 : x
  2. Step 2: Convert to fraction form
    155,821.37/233,547.48 = 71,510.49/x
  3. Step 3: Cross multiply
    155,821.37x = 233,547.48 × 71,510.49
  4. Step 4: Simplify right side
    155,821.37x = 16,701,094,733.07
  5. Step 5: Solve for x
    x = 16,701,094,733.07/155,821.37
  6. Step 6: Final answer
    x = 107,181.03

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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.