Home / 155,430.57-233,121.02-55,572.15

Finding the Fourth Proportional to 155,430.57, 233,121.02 and 55,572.15

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Solution

The fourth proportional to 155,430.57, 233,121.02 and 55,572.15 is: 83,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,430.57 : 233,121.02 = 55,572.15 : x
  2. Step 2: Convert to fraction form
    155,430.57/233,121.02 = 55,572.15/x
  3. Step 3: Cross multiply
    155,430.57x = 233,121.02 × 55,572.15
  4. Step 4: Simplify right side
    155,430.57x = 12,955,036,013.73
  5. Step 5: Solve for x
    x = 12,955,036,013.73/155,430.57
  6. Step 6: Final answer
    x = 83,349.34

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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.