Home / 152,247.40-210,097.19-84,262.68

Finding the Fourth Proportional to 152,247.40, 210,097.19 and 84,262.68

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Solution

The fourth proportional to 152,247.40, 210,097.19 and 84,262.68 is: 116,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,247.40 : 210,097.19 = 84,262.68 : x
  2. Step 2: Convert to fraction form
    152,247.40/210,097.19 = 84,262.68/x
  3. Step 3: Cross multiply
    152,247.40x = 210,097.19 × 84,262.68
  4. Step 4: Simplify right side
    152,247.40x = 17,703,352,500.53
  5. Step 5: Solve for x
    x = 17,703,352,500.53/152,247.40
  6. Step 6: Final answer
    x = 116,280.16

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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.