Home / 89,988.34-124,207.93-51,752.07

Finding the Fourth Proportional to 89,988.34, 124,207.93 and 51,752.07

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Solution

The fourth proportional to 89,988.34, 124,207.93 and 51,752.07 is: 71,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,988.34 : 124,207.93 = 51,752.07 : x
  2. Step 2: Convert to fraction form
    89,988.34/124,207.93 = 51,752.07/x
  3. Step 3: Cross multiply
    89,988.34x = 124,207.93 × 51,752.07
  4. Step 4: Simplify right side
    89,988.34x = 6,428,016,737.50
  5. Step 5: Solve for x
    x = 6,428,016,737.50/89,988.34
  6. Step 6: Final answer
    x = 71,431.66

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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.