Home / 44,477.12-66,398.48-42,920.10

Finding the Fourth Proportional to 44,477.12, 66,398.48 and 42,920.10

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Solution

The fourth proportional to 44,477.12, 66,398.48 and 42,920.10 is: 64,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,477.12 : 66,398.48 = 42,920.10 : x
  2. Step 2: Convert to fraction form
    44,477.12/66,398.48 = 42,920.10/x
  3. Step 3: Cross multiply
    44,477.12x = 66,398.48 × 42,920.10
  4. Step 4: Simplify right side
    44,477.12x = 2,849,829,186.85
  5. Step 5: Solve for x
    x = 2,849,829,186.85/44,477.12
  6. Step 6: Final answer
    x = 64,074.06

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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.