Home / 112,031.06-154,601.03-61,044.39

Finding the Fourth Proportional to 112,031.06, 154,601.03 and 61,044.39

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Solution

The fourth proportional to 112,031.06, 154,601.03 and 61,044.39 is: 84,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,031.06 : 154,601.03 = 61,044.39 : x
  2. Step 2: Convert to fraction form
    112,031.06/154,601.03 = 61,044.39/x
  3. Step 3: Cross multiply
    112,031.06x = 154,601.03 × 61,044.39
  4. Step 4: Simplify right side
    112,031.06x = 9,437,525,264.50
  5. Step 5: Solve for x
    x = 9,437,525,264.50/112,031.06
  6. Step 6: Final answer
    x = 84,240.26

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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.