Home / 56,368.02-84,478.55-31,407.06

Finding the Fourth Proportional to 56,368.02, 84,478.55 and 31,407.06

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Solution

The fourth proportional to 56,368.02, 84,478.55 and 31,407.06 is: 47,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,368.02 : 84,478.55 = 31,407.06 : x
  2. Step 2: Convert to fraction form
    56,368.02/84,478.55 = 31,407.06/x
  3. Step 3: Cross multiply
    56,368.02x = 84,478.55 × 31,407.06
  4. Step 4: Simplify right side
    56,368.02x = 2,653,222,888.56
  5. Step 5: Solve for x
    x = 2,653,222,888.56/56,368.02
  6. Step 6: Final answer
    x = 47,069.65

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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.