Home / 112,291.95-154,960.38-61,302.71

Finding the Fourth Proportional to 112,291.95, 154,960.38 and 61,302.71

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Solution

The fourth proportional to 112,291.95, 154,960.38 and 61,302.71 is: 84,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,291.95 : 154,960.38 = 61,302.71 : x
  2. Step 2: Convert to fraction form
    112,291.95/154,960.38 = 61,302.71/x
  3. Step 3: Cross multiply
    112,291.95x = 154,960.38 × 61,302.71
  4. Step 4: Simplify right side
    112,291.95x = 9,499,490,461.83
  5. Step 5: Solve for x
    x = 9,499,490,461.83/112,291.95
  6. Step 6: Final answer
    x = 84,596.36

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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.