Home / 112,248.16-154,895.92-61,947.04

Finding the Fourth Proportional to 112,248.16, 154,895.92 and 61,947.04

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Solution

The fourth proportional to 112,248.16, 154,895.92 and 61,947.04 is: 85,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,248.16 : 154,895.92 = 61,947.04 : x
  2. Step 2: Convert to fraction form
    112,248.16/154,895.92 = 61,947.04/x
  3. Step 3: Cross multiply
    112,248.16x = 154,895.92 × 61,947.04
  4. Step 4: Simplify right side
    112,248.16x = 9,595,343,752.08
  5. Step 5: Solve for x
    x = 9,595,343,752.08/112,248.16
  6. Step 6: Final answer
    x = 85,483.31

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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.