Home / 53,909.40-80,864.10-46,133.40

Finding the Fourth Proportional to 53,909.40, 80,864.10 and 46,133.40

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Solution

The fourth proportional to 53,909.40, 80,864.10 and 46,133.40 is: 69,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,909.40 : 80,864.10 = 46,133.40 : x
  2. Step 2: Convert to fraction form
    53,909.40/80,864.10 = 46,133.40/x
  3. Step 3: Cross multiply
    53,909.40x = 80,864.10 × 46,133.40
  4. Step 4: Simplify right side
    53,909.40x = 3,730,535,870.94
  5. Step 5: Solve for x
    x = 3,730,535,870.94/53,909.40
  6. Step 6: Final answer
    x = 69,200.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.