Home / 145,897.02-218,826.06-40,726.62

Finding the Fourth Proportional to 145,897.02, 218,826.06 and 40,726.62

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Solution

The fourth proportional to 145,897.02, 218,826.06 and 40,726.62 is: 61,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,897.02 : 218,826.06 = 40,726.62 : x
  2. Step 2: Convert to fraction form
    145,897.02/218,826.06 = 40,726.62/x
  3. Step 3: Cross multiply
    145,897.02x = 218,826.06 × 40,726.62
  4. Step 4: Simplify right side
    145,897.02x = 8,912,045,791.72
  5. Step 5: Solve for x
    x = 8,912,045,791.72/145,897.02
  6. Step 6: Final answer
    x = 61,084.50

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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.