Home / 112,830.72-169,248.48-37,953.12

Finding the Fourth Proportional to 112,830.72, 169,248.48 and 37,953.12

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Solution

The fourth proportional to 112,830.72, 169,248.48 and 37,953.12 is: 56,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,830.72 : 169,248.48 = 37,953.12 : x
  2. Step 2: Convert to fraction form
    112,830.72/169,248.48 = 37,953.12/x
  3. Step 3: Cross multiply
    112,830.72x = 169,248.48 × 37,953.12
  4. Step 4: Simplify right side
    112,830.72x = 6,423,507,871.26
  5. Step 5: Solve for x
    x = 6,423,507,871.26/112,830.72
  6. Step 6: Final answer
    x = 56,930.49

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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.