Home / 56,897.12-78,532.08-34,559.84

Finding the Fourth Proportional to 56,897.12, 78,532.08 and 34,559.84

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Solution

The fourth proportional to 56,897.12, 78,532.08 and 34,559.84 is: 47,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,897.12 : 78,532.08 = 34,559.84 : x
  2. Step 2: Convert to fraction form
    56,897.12/78,532.08 = 34,559.84/x
  3. Step 3: Cross multiply
    56,897.12x = 78,532.08 × 34,559.84
  4. Step 4: Simplify right side
    56,897.12x = 2,714,056,119.67
  5. Step 5: Solve for x
    x = 2,714,056,119.67/56,897.12
  6. Step 6: Final answer
    x = 47,701.12

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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.