Home / 84,421.84-126,632.97-34,501.93

Finding the Fourth Proportional to 84,421.84, 126,632.97 and 34,501.93

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Solution

The fourth proportional to 84,421.84, 126,632.97 and 34,501.93 is: 51,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,421.84 : 126,632.97 = 34,501.93 : x
  2. Step 2: Convert to fraction form
    84,421.84/126,632.97 = 34,501.93/x
  3. Step 3: Cross multiply
    84,421.84x = 126,632.97 × 34,501.93
  4. Step 4: Simplify right side
    84,421.84x = 4,369,081,866.63
  5. Step 5: Solve for x
    x = 4,369,081,866.63/84,421.84
  6. Step 6: Final answer
    x = 51,752.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.