Home / 98,904.88-136,494.20-56,477.04

Finding the Fourth Proportional to 98,904.88, 136,494.20 and 56,477.04

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Solution

The fourth proportional to 98,904.88, 136,494.20 and 56,477.04 is: 77,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,904.88 : 136,494.20 = 56,477.04 : x
  2. Step 2: Convert to fraction form
    98,904.88/136,494.20 = 56,477.04/x
  3. Step 3: Cross multiply
    98,904.88x = 136,494.20 × 56,477.04
  4. Step 4: Simplify right side
    98,904.88x = 7,708,788,393.17
  5. Step 5: Solve for x
    x = 7,708,788,393.17/98,904.88
  6. Step 6: Final answer
    x = 77,941.44

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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.