Home / 152,190.93-210,029.67-84,206.79

Finding the Fourth Proportional to 152,190.93, 210,029.67 and 84,206.79

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Solution

The fourth proportional to 152,190.93, 210,029.67 and 84,206.79 is: 116,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,190.93 : 210,029.67 = 84,206.79 : x
  2. Step 2: Convert to fraction form
    152,190.93/210,029.67 = 84,206.79/x
  3. Step 3: Cross multiply
    152,190.93x = 210,029.67 × 84,206.79
  4. Step 4: Simplify right side
    152,190.93x = 17,685,924,630.02
  5. Step 5: Solve for x
    x = 17,685,924,630.02/152,190.93
  6. Step 6: Final answer
    x = 116,208.80

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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.