Home / 152,336.01-210,221.10-84,351.52

Finding the Fourth Proportional to 152,336.01, 210,221.10 and 84,351.52

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Solution

The fourth proportional to 152,336.01, 210,221.10 and 84,351.52 is: 116,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,336.01 : 210,221.10 = 84,351.52 : x
  2. Step 2: Convert to fraction form
    152,336.01/210,221.10 = 84,351.52/x
  3. Step 3: Cross multiply
    152,336.01x = 210,221.10 × 84,351.52
  4. Step 4: Simplify right side
    152,336.01x = 17,732,470,065.16
  5. Step 5: Solve for x
    x = 17,732,470,065.16/152,336.01
  6. Step 6: Final answer
    x = 116,403.66

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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.