Home / 148,656.48-223,018.76-64,430.80

Finding the Fourth Proportional to 148,656.48, 223,018.76 and 64,430.80

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Solution

The fourth proportional to 148,656.48, 223,018.76 and 64,430.80 is: 96,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,656.48 : 223,018.76 = 64,430.80 : x
  2. Step 2: Convert to fraction form
    148,656.48/223,018.76 = 64,430.80/x
  3. Step 3: Cross multiply
    148,656.48x = 223,018.76 × 64,430.80
  4. Step 4: Simplify right side
    148,656.48x = 14,369,277,121.81
  5. Step 5: Solve for x
    x = 14,369,277,121.81/148,656.48
  6. Step 6: Final answer
    x = 96,660.95

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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.