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Finding the Fourth Proportional to 84,595.72, 116,746.26 and 46,870.12

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Solution

The fourth proportional to 84,595.72, 116,746.26 and 46,870.12 is: 64,683.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,595.72 : 116,746.26 = 46,870.12 : x
  2. Step 2: Convert to fraction form
    84,595.72/116,746.26 = 46,870.12/x
  3. Step 3: Cross multiply
    84,595.72x = 116,746.26 × 46,870.12
  4. Step 4: Simplify right side
    84,595.72x = 5,471,911,215.75
  5. Step 5: Solve for x
    x = 5,471,911,215.75/84,595.72
  6. Step 6: Final answer
    x = 64,683.07

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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.