Home / 152,337.28-210,222.87-84,352.79

Finding the Fourth Proportional to 152,337.28, 210,222.87 and 84,352.79

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Solution

The fourth proportional to 152,337.28, 210,222.87 and 84,352.79 is: 116,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,337.28 : 210,222.87 = 84,352.79 : x
  2. Step 2: Convert to fraction form
    152,337.28/210,222.87 = 84,352.79/x
  3. Step 3: Cross multiply
    152,337.28x = 210,222.87 × 84,352.79
  4. Step 4: Simplify right side
    152,337.28x = 17,732,885,080.75
  5. Step 5: Solve for x
    x = 17,732,885,080.75/152,337.28
  6. Step 6: Final answer
    x = 116,405.42

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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.