Home / 155,430.63-233,145.98-55,584.77

Finding the Fourth Proportional to 155,430.63, 233,145.98 and 55,584.77

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Solution

The fourth proportional to 155,430.63, 233,145.98 and 55,584.77 is: 83,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,430.63 : 233,145.98 = 55,584.77 : x
  2. Step 2: Convert to fraction form
    155,430.63/233,145.98 = 55,584.77/x
  3. Step 3: Cross multiply
    155,430.63x = 233,145.98 × 55,584.77
  4. Step 4: Simplify right side
    155,430.63x = 12,959,364,439.51
  5. Step 5: Solve for x
    x = 12,959,364,439.51/155,430.63
  6. Step 6: Final answer
    x = 83,377.16

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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.