Home / 152,284.72-210,154.58-84,302.83

Finding the Fourth Proportional to 152,284.72, 210,154.58 and 84,302.83

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Solution

The fourth proportional to 152,284.72, 210,154.58 and 84,302.83 is: 116,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,284.72 : 210,154.58 = 84,302.83 : x
  2. Step 2: Convert to fraction form
    152,284.72/210,154.58 = 84,302.83/x
  3. Step 3: Cross multiply
    152,284.72x = 210,154.58 × 84,302.83
  4. Step 4: Simplify right side
    152,284.72x = 17,716,625,409.95
  5. Step 5: Solve for x
    x = 17,716,625,409.95/152,284.72
  6. Step 6: Final answer
    x = 116,338.83

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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.