Home / 107,666.01-148,557.44-65,199.94

Finding the Fourth Proportional to 107,666.01, 148,557.44 and 65,199.94

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Solution

The fourth proportional to 107,666.01, 148,557.44 and 65,199.94 is: 89,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,666.01 : 148,557.44 = 65,199.94 : x
  2. Step 2: Convert to fraction form
    107,666.01/148,557.44 = 65,199.94/x
  3. Step 3: Cross multiply
    107,666.01x = 148,557.44 × 65,199.94
  4. Step 4: Simplify right side
    107,666.01x = 9,685,935,966.16
  5. Step 5: Solve for x
    x = 9,685,935,966.16/107,666.01
  6. Step 6: Final answer
    x = 89,962.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.