Home / 64,666.80-96,429.11-56,801.52

Finding the Fourth Proportional to 64,666.80, 96,429.11 and 56,801.52

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Solution

The fourth proportional to 64,666.80, 96,429.11 and 56,801.52 is: 84,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,666.80 : 96,429.11 = 56,801.52 : x
  2. Step 2: Convert to fraction form
    64,666.80/96,429.11 = 56,801.52/x
  3. Step 3: Cross multiply
    64,666.80x = 96,429.11 × 56,801.52
  4. Step 4: Simplify right side
    64,666.80x = 5,477,319,736.24
  5. Step 5: Solve for x
    x = 5,477,319,736.24/64,666.80
  6. Step 6: Final answer
    x = 84,700.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.