Home / 107,464.51-148,263.21-64,457.92

Finding the Fourth Proportional to 107,464.51, 148,263.21 and 64,457.92

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Solution

The fourth proportional to 107,464.51, 148,263.21 and 64,457.92 is: 88,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,464.51 : 148,263.21 = 64,457.92 : x
  2. Step 2: Convert to fraction form
    107,464.51/148,263.21 = 64,457.92/x
  3. Step 3: Cross multiply
    107,464.51x = 148,263.21 × 64,457.92
  4. Step 4: Simplify right side
    107,464.51x = 9,556,737,897.46
  5. Step 5: Solve for x
    x = 9,556,737,897.46/107,464.51
  6. Step 6: Final answer
    x = 88,929.25

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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.