Home / 148,897.40-223,346.10-55,383.80

Finding the Fourth Proportional to 148,897.40, 223,346.10 and 55,383.80

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Solution

The fourth proportional to 148,897.40, 223,346.10 and 55,383.80 is: 83,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,897.40 : 223,346.10 = 55,383.80 : x
  2. Step 2: Convert to fraction form
    148,897.40/223,346.10 = 55,383.80/x
  3. Step 3: Cross multiply
    148,897.40x = 223,346.10 × 55,383.80
  4. Step 4: Simplify right side
    148,897.40x = 12,369,755,733.18
  5. Step 5: Solve for x
    x = 12,369,755,733.18/148,897.40
  6. Step 6: Final answer
    x = 83,075.70

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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.