Home / 77,847.18-107,430.29-46,019.04

Finding the Fourth Proportional to 77,847.18, 107,430.29 and 46,019.04

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Solution

The fourth proportional to 77,847.18, 107,430.29 and 46,019.04 is: 63,506.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,847.18 : 107,430.29 = 46,019.04 : x
  2. Step 2: Convert to fraction form
    77,847.18/107,430.29 = 46,019.04/x
  3. Step 3: Cross multiply
    77,847.18x = 107,430.29 × 46,019.04
  4. Step 4: Simplify right side
    77,847.18x = 4,943,838,582.63
  5. Step 5: Solve for x
    x = 4,943,838,582.63/77,847.18
  6. Step 6: Final answer
    x = 63,506.97

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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.