Home / 64,088.63-96,133.18-19,715.08

Finding the Fourth Proportional to 64,088.63, 96,133.18 and 19,715.08

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Solution

The fourth proportional to 64,088.63, 96,133.18 and 19,715.08 is: 29,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,088.63 : 96,133.18 = 19,715.08 : x
  2. Step 2: Convert to fraction form
    64,088.63/96,133.18 = 19,715.08/x
  3. Step 3: Cross multiply
    64,088.63x = 96,133.18 × 19,715.08
  4. Step 4: Simplify right side
    64,088.63x = 1,895,272,853.69
  5. Step 5: Solve for x
    x = 1,895,272,853.69/64,088.63
  6. Step 6: Final answer
    x = 29,572.68

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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.