Home / 155,038.20-232,557.30-152,413.80

Finding the Fourth Proportional to 155,038.20, 232,557.30 and 152,413.80

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Solution

The fourth proportional to 155,038.20, 232,557.30 and 152,413.80 is: 228,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,038.20 : 232,557.30 = 152,413.80 : x
  2. Step 2: Convert to fraction form
    155,038.20/232,557.30 = 152,413.80/x
  3. Step 3: Cross multiply
    155,038.20x = 232,557.30 × 152,413.80
  4. Step 4: Simplify right side
    155,038.20x = 35,444,941,810.74
  5. Step 5: Solve for x
    x = 35,444,941,810.74/155,038.20
  6. Step 6: Final answer
    x = 228,620.70

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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.