Home / 112,031.19-154,601.08-61,044.35

Finding the Fourth Proportional to 112,031.19, 154,601.08 and 61,044.35

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Solution

The fourth proportional to 112,031.19, 154,601.08 and 61,044.35 is: 84,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,031.19 : 154,601.08 = 61,044.35 : x
  2. Step 2: Convert to fraction form
    112,031.19/154,601.08 = 61,044.35/x
  3. Step 3: Cross multiply
    112,031.19x = 154,601.08 × 61,044.35
  4. Step 4: Simplify right side
    112,031.19x = 9,437,521,512.28
  5. Step 5: Solve for x
    x = 9,437,521,512.28/112,031.19
  6. Step 6: Final answer
    x = 84,240.13

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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.