Home / 152,222.61-210,062.02-84,242.45

Finding the Fourth Proportional to 152,222.61, 210,062.02 and 84,242.45

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Solution

The fourth proportional to 152,222.61, 210,062.02 and 84,242.45 is: 116,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,222.61 : 210,062.02 = 84,242.45 : x
  2. Step 2: Convert to fraction form
    152,222.61/210,062.02 = 84,242.45/x
  3. Step 3: Cross multiply
    152,222.61x = 210,062.02 × 84,242.45
  4. Step 4: Simplify right side
    152,222.61x = 17,696,139,216.75
  5. Step 5: Solve for x
    x = 17,696,139,216.75/152,222.61
  6. Step 6: Final answer
    x = 116,251.71

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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.