Home / 92,421.84-127,536.20-52,675.28

Finding the Fourth Proportional to 92,421.84, 127,536.20 and 52,675.28

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Solution

The fourth proportional to 92,421.84, 127,536.20 and 52,675.28 is: 72,688.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,421.84 : 127,536.20 = 52,675.28 : x
  2. Step 2: Convert to fraction form
    92,421.84/127,536.20 = 52,675.28/x
  3. Step 3: Cross multiply
    92,421.84x = 127,536.20 × 52,675.28
  4. Step 4: Simplify right side
    92,421.84x = 6,718,005,045.14
  5. Step 5: Solve for x
    x = 6,718,005,045.14/92,421.84
  6. Step 6: Final answer
    x = 72,688.50

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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.