Home / 56,718.27-78,285.65-34,058.25

Finding the Fourth Proportional to 56,718.27, 78,285.65 and 34,058.25

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Solution

The fourth proportional to 56,718.27, 78,285.65 and 34,058.25 is: 47,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,718.27 : 78,285.65 = 34,058.25 : x
  2. Step 2: Convert to fraction form
    56,718.27/78,285.65 = 34,058.25/x
  3. Step 3: Cross multiply
    56,718.27x = 78,285.65 × 34,058.25
  4. Step 4: Simplify right side
    56,718.27x = 2,666,272,068.82
  5. Step 5: Solve for x
    x = 2,666,272,068.82/56,718.27
  6. Step 6: Final answer
    x = 47,009.05

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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.