Home / 181,730.52-250,702.02-128,045.16

Finding the Fourth Proportional to 181,730.52, 250,702.02 and 128,045.16

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Solution

The fourth proportional to 181,730.52, 250,702.02 and 128,045.16 is: 176,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,730.52 : 250,702.02 = 128,045.16 : x
  2. Step 2: Convert to fraction form
    181,730.52/250,702.02 = 128,045.16/x
  3. Step 3: Cross multiply
    181,730.52x = 250,702.02 × 128,045.16
  4. Step 4: Simplify right side
    181,730.52x = 32,101,180,263.22
  5. Step 5: Solve for x
    x = 32,101,180,263.22/181,730.52
  6. Step 6: Final answer
    x = 176,641.66

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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.