Home / 152,288.76-210,253.80-97,862.96

Finding the Fourth Proportional to 152,288.76, 210,253.80 and 97,862.96

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Solution

The fourth proportional to 152,288.76, 210,253.80 and 97,862.96 is: 135,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,288.76 : 210,253.80 = 97,862.96 : x
  2. Step 2: Convert to fraction form
    152,288.76/210,253.80 = 97,862.96/x
  3. Step 3: Cross multiply
    152,288.76x = 210,253.80 × 97,862.96
  4. Step 4: Simplify right side
    152,288.76x = 20,576,059,219.25
  5. Step 5: Solve for x
    x = 20,576,059,219.25/152,288.76
  6. Step 6: Final answer
    x = 135,112.13

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1.5x scale

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.