Home / 219,088.16-302,341.36-118,486.16

Finding the Fourth Proportional to 219,088.16, 302,341.36 and 118,486.16

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Solution

The fourth proportional to 219,088.16, 302,341.36 and 118,486.16 is: 163,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,088.16 : 302,341.36 = 118,486.16 : x
  2. Step 2: Convert to fraction form
    219,088.16/302,341.36 = 118,486.16/x
  3. Step 3: Cross multiply
    219,088.16x = 302,341.36 × 118,486.16
  4. Step 4: Simplify right side
    219,088.16x = 35,823,266,755.58
  5. Step 5: Solve for x
    x = 35,823,266,755.58/219,088.16
  6. Step 6: Final answer
    x = 163,510.74

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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.